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Maths Sem1
Commit a063e2e9 authored by jackt's avatar jackt
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Finito

parent 4176483b
Pipeline #360 failed with stages
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      Showing with 861 additions and 266 deletions
      Maths assessment/src/Program.java
      View file @ a063e2e9
      ......@@ -2,6 +2,7 @@ import java.awt.List;
      import java.util.Arrays;
      import java.util.ArrayList;
      import java.util.Random;
      import java.lang.Math;
      public class Program {
      ......@@ -23,122 +24,253 @@ public class Program {
      public static int[] ConvertBinaryToInt(String[] binaryArray) {
      int[] resultsArray = new int[binaryArray.length];
      {
      int iA = 0;
      int iB = 0;
      int iD = binaryArray.length - 1;
      int iE = 0;
      Double dA = 0.0;
      for (iA = 0; iA <= iD; iA++) {
      String sA = binaryArray[iA];
      iE = binaryArray[iA].length() - 1;
      int total = 0;
      int iC = 100;
      for (int l = 0; l < resultsArray.length; l++) {
      for (iB = 0; iB <= iE; iB++) {
      String binary = binaryArray[l];
      String character = "";
      int total = 0;
      int b = binary.length() -1;
      int c = l;
      int d = resultsArray[0];
      int e = resultsArray[1];
      int f = resultsArray[2];
      int g = resultsArray[3];
      if (iC == 100) {
      iC = iE;
      }
      char cA = sA.charAt(iB);
      String sB = Character.toString(cA);
      for (int a = 0; a <= b; a++) {
      switch (sB) {
      case "0": {
      dA = Math.pow(2, iC) * 0;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "1": {
      dA = Math.pow(2, iC) * 1;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      }
      }
      }
      return resultsArray;
      }
      if (a == 0)
      {
      total = 0;
      }
      char theChar = binary.charAt(a);
      character = Character.toString(theChar);
      public static int[] ConvertHexToInt(String[] hexArray) {
      if (a == 0 && character.equals("1"))
      int[] resultsArray = new int[hexArray.length];
      {
      total = total++;
      int iA = 0;
      int iB = 0;
      int iD = hexArray.length - 1;
      int iE = 0;
      Double dA = 0.0;
      for (iA = 0; iA <= iD; iA++) {
      String sA = hexArray[iA];
      iE = hexArray[iA].length() - 1;
      int total = 0;
      int iC = 100;
      for (iB = 0; iB <= iE; iB++) {
      if (iC == 100) {
      iC = iE;
      }
      char cA = sA.charAt(iB);
      String sB = Character.toString(cA);
      if (character.equals("0") && a==0)
      {
      switch (sB) {
      case "0": {
      dA = Math.pow(16, iC) * 0;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      switch (a) {
      case 1:
      if (character.equals("1")) {
      total = total + 2;
      resultsArray[l] = total;
      case "1": {
      dA = Math.pow(16, iC) * 1;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case 2:
      if (character.equals("1")) {
      total = total + 4;
      resultsArray[l] = total;
      case "2": {
      dA = Math.pow(16, iC) * 2;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      } else
      }
      case "3": {
      dA = Math.pow(16, iC) * 3;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      case 3:
      if (character.equals("1")) {
      total = total + 8;
      resultsArray[l] = total;
      }
      case "4": {
      dA = Math.pow(16, iC) * 4;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      } else
      }
      case "5": {
      dA = Math.pow(16, iC) * 5;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      case 4:
      if (character.equals("1")) {
      total = total + 16;
      resultsArray[l] = total;
      }
      case "6": {
      dA = Math.pow(16, iC) * 6;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      } else
      }
      case "7": {
      dA = Math.pow(16, iC) * 7;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      case 5:
      if (character.equals("1")) {
      total = total + 32;
      resultsArray[l] = total;
      }
      case "8": {
      dA = Math.pow(16, iC) * 8;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "9": {
      dA = Math.pow(16, iC) * 9;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      } else
      }
      case "A": {
      dA = Math.pow(16, iC) * 10;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      case 6:
      if (character.equals("1")) {
      total = total + 64;
      resultsArray[l] = total;
      }
      case "B": {
      dA = Math.pow(16, iC) * 11;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "C": {
      dA = Math.pow(16, iC) * 12;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      } else
      }
      case "D": {
      dA = Math.pow(16, iC) * 13;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      case 7:
      if (character.equals("1")) {
      total = total + 128;
      resultsArray[l] = total;
      }
      case "E": {
      dA = Math.pow(16, iC) * 14;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      } else
      break;
      case 8:
      if (character.equals("1")) {
      total = total + 256;
      resultsArray[l] = total;
      }
      case "F": {
      dA = Math.pow(16, iC) * 15;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      }
      resultsArray[l-1] = total;
      }
      }
      return resultsArray;
      }
      }
      public static int[] ConvertHexToInt(String[] hexArray) {
      public static int[] Union(int[] intArrayA, int[] intArrayB) {
      int[] resultsArray = new int[hexArray.length];
      ArrayList<Integer> unionList = new ArrayList<Integer>();
      return resultsArray;
      int[] resultsArray = new int[unionList.size()];
      int currentCount = 0;
      int iVal = 0;
      int jVal = 0;
      int z = 0;
      int y = 0;
      int a = intArrayB.length;
      for (int i = 0; i < intArrayA.length; i++) {
      z = intArrayA[i];
      iVal = 0;
      if (i == 0 && unionList.size() == 0) {
      unionList.add(intArrayA[i]);
      continue;
      }
      public static int[] Union(int[] intArrayA, int[] intArrayB) {
      if (i != 0) {
      for (int k = 0; k < unionList.size(); k++) {
      if (intArrayA[i] == unionList.get(k)) {
      iVal++;
      }
      }
      if (iVal == 0) {
      unionList.add(intArrayA[i]);
      }
      }
      }
      ArrayList<Integer> unionList = new ArrayList<Integer>();
      for (int i = 0; i < intArrayB.length ; i++)
      {
      ;
      iVal = 0;
      for (int k = 0; k < unionList.size(); k++) {
      int proof = unionList.get(k);
      int compare = intArrayB[i];
      if (intArrayB[i] == unionList.get(k)) {
      iVal++;
      }
      }
      if (iVal == 0) {
      unionList.add(intArrayB[i]);
      int[] resultsArray = new int[unionList.size()];
      for (int i = 0; i < unionList.size(); i++) {
      resultsArray[i] = unionList.get(i);
      }
      return resultsArray;
      }
      resultsArray = unionList.stream().mapToInt(g -> g).toArray();
      Arrays.sort(resultsArray);
      return resultsArray;
      }
      public static int[] Intersection(int[] intArrayA, int[] intArrayB) {
      ......@@ -146,23 +278,69 @@ public class Program {
      ArrayList<Integer> intersectList = new ArrayList<Integer>();
      int[] resultsArray = new int[intersectList.size()];
      for (int i = 0; i < intersectList.size(); i++) {
      resultsArray[i] = intersectList.get(i);
      }
      int currentCount = 0;
      int iVal = 0;
      int jVal = 0;
      int z = 0;
      int y = 0;
      int a = intArrayB.length;
      for (int i = 0; i < intArrayA.length; i++) {
      for (int j = 0; j < intArrayB.length; j++) {
      z = intArrayA[i];
      y = intArrayB[j];
      iVal = 0;
      if (intArrayA[i] == intArrayB[j] && i == 0) {
      intersectList.add(intArrayA[i]);
      }
      if (intArrayA[i] == intArrayB[j] && i != 0) {
      for (int k = 0; k < intersectList.size(); k++) {
      if (intArrayA[i] == intersectList.get(k)) {
      iVal++;
      }
      }
      if (iVal == 0) {
      intersectList.add(intArrayA[i]);
      }
      }
      }
      }
      resultsArray = intersectList.stream().mapToInt(i -> i).toArray();
      return resultsArray;
      }
      public static int[] Difference(int[] intArrayA, int[] intArrayB) {
      ArrayList<Integer> differenceList = new ArrayList<Integer>();
      int totalA = 0;
      int totalB = 0;
      int[] resultsArray = new int[differenceList.size()];
      for (int i = 0; i < differenceList.size(); i++) {
      resultsArray[i] = differenceList.get(i);
      int currentCount = 0;
      int iVal = 0;
      int jVal = 0;
      for (int i = 0; i < intArrayA.length; i++) {
      currentCount = 0;
      for (int j = 0; j < intArrayB.length; j++) {
      iVal = intArrayA[i];
      jVal = intArrayB[j];
      if (iVal == jVal) {
      currentCount++;
      continue;
      }
      }
      if (currentCount == 0) {
      differenceList.add(iVal);
      }
      }
      resultsArray = differenceList.stream().mapToInt(i -> i).toArray();
      Arrays.sort(resultsArray);
      return resultsArray;
      }
      ......@@ -170,6 +348,12 @@ public class Program {
      public static int Sum(int[] input) {
      int result = 0;
      int length = 0;
      length = input.length;
      for (int i = 0; i < length; i++) {
      result += input[i];
      }
      return result;
      ......@@ -178,7 +362,13 @@ public class Program {
      public static double Mean(int[] input) {
      double output = 0;
      int length = input.length;
      double total = 0;
      for (int i = 0; i < length; i++) {
      total += input[i];
      }
      output = total / length;
      return output;
      }
      ......@@ -186,13 +376,184 @@ public class Program {
      int[] resultsArray = new int[b20array.length];
      int iA = 0;
      int iB = 0;
      int iD = b20array.length - 1;
      int iE = 0;
      Double dA = 0.0;
      for (iA = 0; iA <= iD; iA++) {
      String sA = b20array[iA];
      iE = b20array[iA].length() - 1;
      int total = 0;
      int iC = 100;
      for (iB = 0; iB <= iE; iB++) {
      if (iC == 100) {
      iC = iE;
      }
      char cA = sA.charAt(iB);
      String sB = Character.toString(cA);
      switch (sB) {
      case "0": {
      dA = Math.pow(20, iC) * 0;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "1": {
      dA = Math.pow(20, iC) * 1;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "2": {
      dA = Math.pow(20, iC) * 2;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "3": {
      dA = Math.pow(20, iC) * 3;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "4": {
      dA = Math.pow(20, iC) * 4;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "5": {
      dA = Math.pow(20, iC) * 5;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "6": {
      dA = Math.pow(20, iC) * 6;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "7": {
      dA = Math.pow(20, iC) * 7;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "8": {
      dA = Math.pow(20, iC) * 8;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "9": {
      dA = Math.pow(20, iC) * 9;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "A": {
      dA = Math.pow(20, iC) * 10;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "B": {
      dA = Math.pow(20, iC) * 11;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "C": {
      dA = Math.pow(20, iC) * 12;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "D": {
      dA = Math.pow(20, iC) * 13;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "E": {
      dA = Math.pow(20, iC) * 14;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "F": {
      dA = Math.pow(20, iC) * 15;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "G": {
      dA = Math.pow(20, iC) * 16;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "H": {
      dA = Math.pow(20, iC) * 17;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "I": {
      dA = Math.pow(20, iC) * 18;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "J": {
      dA = Math.pow(20, iC) * 19;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      }
      }
      }
      return resultsArray;
      }
      public static int Range(int[] input) {
      int output = 0;
      int length = input.length - 1;
      int output;
      Arrays.sort(input);
      output = input[length] - input[0];
      return output;
      }
      ......@@ -201,6 +562,52 @@ public class Program {
      int[] resultsArray = new int[b3array.length];
      int iA = 0;
      int iB = 0;
      int iD = b3array.length - 1;
      int iE = 0;
      Double dA = 0.0;
      for (iA = 0; iA <= iD; iA++) {
      String sA = b3array[iA];
      iE = b3array[iA].length() - 1;
      int total = 0;
      int iC = 100;
      for (iB = 0; iB <= iE; iB++) {
      if (iC == 100) {
      iC = iE;
      }
      char cA = sA.charAt(iB);
      String sB = Character.toString(cA);
      switch (sB) {
      case "0": {
      dA = Math.pow(3, iC) * 0;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "1": {
      dA = Math.pow(3, iC) * 1;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      case "2": {
      dA = Math.pow(3, iC) * 2;
      total = total + dA.intValue();
      resultsArray[iA] = total;
      iC--;
      continue;
      }
      }
      }
      }
      return resultsArray;
      }
      ......@@ -208,13 +615,54 @@ public class Program {
      public static int Mode(int[] input) {
      int output = 0;
      int highestCount = 0;
      int currentCount = 0;
      int highestVal = 0;
      int iVal = 0;
      int jVal = 0;
      for (int i = 0; i < input.length; i++) {
      currentCount = 0;
      for (int j = 0; j < input.length; j++) {
      iVal = input[i];
      jVal = input[j];
      if (i != j && iVal == jVal) {
      currentCount++;
      }
      if (currentCount > highestCount) {
      highestCount = currentCount;
      output = input[i];
      }
      }
      }
      return output;
      }
      public static double Median(int[] input) {
      int output = 0;
      Arrays.sort(input);
      ;
      int length;
      double output = 0;
      double modeA;
      double modeB;
      length = input.length;
      Arrays.sort(input);
      if (input.length % 2 == 0) {
      modeA = length / 2;
      modeB = modeA + 1;
      double divisible = input[(int) modeB - 1] - input[(int) modeA - 1];
      divisible /= 2;
      output = input[(int) modeA - 1] + divisible;
      }
      if (input.length % 2 != 0) {
      modeA = input.length / 2;
      output = input[(int) modeA];
      }
      return output;
      }
      ......@@ -222,20 +670,63 @@ public class Program {
      public static double StandardDeviation(int[] input) {
      double output = 0;
      double xBar = 0;
      double total = 0;
      double i = 0;
      int a = 0;
      double top = 0;
      double divisor = 0;
      double out = 0;
      for (i = 0; i < input.length; i++) {
      a = (int) i;
      total += input[a];
      }
      xBar = total / input.length;
      for (int j = 0; j < input.length; j++) {
      a = (int) j;
      top = input[a] - xBar;
      divisor = input.length - 1;
      out = Math.pow(top, 2);
      output += out;
      }
      output /= divisor;
      output = Math.sqrt(output);
      return output;
      }
      public static double HarmonicMean(int[] input) {
      double output = 0;
      double c = 0;
      double a = 0;
      for (int i = 0; i < input.length; i++) {
      a = input[i];
      c = c + (1 / a);
      output = (input.length) / c;
      }
      return output;
      }
      public static double ComplexSumFunctionA(int[] input) {
      double output = 0;
      double a = 0;
      double b = 0;
      double c = 0;
      double d = 0;
      for (int i = 0; i < input.length; i++)
      {
      a = input[i] / 2;
      b = input.length + 3;
      d = i;
      c = d / 2;
      output = output + (Math.pow(a, c)) / b;
      ;
      }
      return output;
      }
      ......@@ -244,26 +735,72 @@ public class Program {
      int[][] resultMatrix = new int[matrix.length][matrix[0].length];
      int mat = 0;
      int matTwo = 0;
      for (int i = 0; i < matrix[0].length; i++) {
      for (int j = 0; j < matrix[1].length; j++) {
      resultMatrix[i][j] = matrix[i][j] * 11;
      }
      }
      return resultMatrix;
      }
      public static int[][] ComplexMatrixOperation(int[][] matrix, int scalar) {
      public static int[][] ComplexMatrixOperation (int[][] matrixA, int[][] matrixB, int scalar){
      int[][] resultMatrix = new int[matrix.length][matrix[0].length];
      int[][] resultMatrix = new int[matrixA[0].length][matrixA[0].length];
      int mat = 0;
      int matTwo = 0;
      for (int i = 0; i < matrixA[0].length; i++) {
      for (int j = 0; j < matrixA[1].length; j++) {
      resultMatrix[i][j] = matrixA[i][j] + matrixB[i][j];
      }
      }
      for (int i = 0; i < resultMatrix[0].length; i++) {
      for (int j = 0; j < resultMatrix[1].length; j++) {
      resultMatrix[i][j] = resultMatrix[i][j] * 11;
      }
      }
      return resultMatrix;
      }
      public static double[] GenerateRandomDistributionForSpecificDie(int iterations) {
      double[] resultsArray = new double[5121];
      int n = 0;
      int z = 0;
      Random rng = new Random(1234);
      for (int i = 0; i < iterations; i++) {
      int total = 0;
      for (int j = 0; j <20; j++)
      {
      n = rng.nextInt(256) + 1;
      total += n;
      }
      resultsArray[total]++;
      }
      for ( int i = 0; i < 5121; i++)
      {
      if (resultsArray[i] ==0)
      {
      continue;
      }
      resultsArray[i] = resultsArray[i]/iterations;
      double a = (resultsArray[i]/iterations);
      }
      return resultsArray;
      }
      ......@@ -271,10 +808,32 @@ public class Program {
      double[] resultsArray = new double[(dieSides * rolls) + 1];
      int n = 0;
      int z = 0;
      Random rng = new Random(1234);
      for (int i = 0; i < iterations; i++) {
      int total = 0;
      for (int j = 0; j <rolls; j++)
      {
      n = rng.nextInt(dieSides) + 1;
      total += n;
      }
      resultsArray[total]++;
      }
      for ( int i = 0; i < dieSides*rolls; i++)
      {
      if (resultsArray[i] ==0)
      {
      continue;
      }
      resultsArray[i] = resultsArray[i]/iterations;
      double a = (resultsArray[i]/iterations);
      }
      return resultsArray;
      ......@@ -284,8 +843,23 @@ public class Program {
      double[] distribution = GenerateRandomDistribution(dieSides, rolls, 100000);
      double result = 0;
      double[] resultsArray = new double[(dieSides * rolls) + 1];
      double iterations = 100000;
      double n = 0;
      double y = 0;
      System.out.println(Arrays.toString(distribution));
      for ( y = sum; y < dieSides*rolls; y++)
      {
      double e = distribution[(int)y];
      n += distribution[(int)y];
      }
      double result = 0;
      result = n;
      return result;
      }
      ......
      Maths assessment/src/ProgramTest.java
      View file @ a063e2e9
      ......@@ -7,83 +7,87 @@ class ProgramTest {
      @Test
      void testConvertBinaryToInt() {
      String[] input = { "010", "110", "111", "1010101" };
      String[] input = {"010","110","111","1010101"};
      int[] result = Program.ConvertBinaryToInt(input);
      assertEquals(result[0], 2);
      assertEquals(result[1], 6);
      assertEquals(result[2], 7);
      assertEquals(result[3], 85);
      assertEquals(result[0],2);
      assertEquals(result[1],6);
      assertEquals(result[2],7);
      assertEquals(result[3],85);
      }
      @Test
      void testConvertBase3ToInt() {
      String[] input = { "2", "12", "10", "111" };
      String[] input = {"2","12","10","111"};
      int[] result = Program.ConvertBase3ToInt(input);
      assertEquals(result[0], 2);
      assertEquals(result[1], 5);
      assertEquals(result[2], 3);
      assertEquals(result[3], 13);
      assertEquals(result[0],2);
      assertEquals(result[1],5);
      assertEquals(result[2],3);
      assertEquals(result[3],13);
      }
      @Test
      void testConvertHexToInt() {
      String[] input = { "50", "110", "FA", "B0", "F" };
      String[] input = {"50","110","FA","B0","F"};
      int[] result = Program.ConvertHexToInt(input);
      assertEquals(result[0], 80);
      assertEquals(result[1], 272);
      assertEquals(result[2], 250);
      assertEquals(result[3], 176);
      assertEquals(result[4], 15);
      assertEquals(result[0],80);
      assertEquals(result[1],272);
      assertEquals(result[2],250);
      assertEquals(result[3],176);
      assertEquals(result[4],15);
      }
      @Test
      void testConvertBase20ToInt() {
      // 1s, 20s, 400s
      //1s, 20s, 400s
      String[] input = { "50", "110", "FA", "GH" };
      String[] input = {"50","110","FA","GH"};
      int[] result = Program.ConvertBase20ToInt(input);
      assertEquals(result[0], 100);
      assertEquals(result[1], 420);
      assertEquals(result[2], 310);
      assertEquals(result[3], (16 * 20) + 17);
      assertEquals(result[0],100);
      assertEquals(result[1],420);
      assertEquals(result[2],310);
      assertEquals(result[3],(16*20)+17);
      }
      @Test
      void testUnion() {
      int[] setA = { 3, 6, 8, 4, 2, 1 };
      int[] setB = { 3, 6, 7, 9, 8, 7, 6, 5, 15 };
      int[] setA = {3,6,8,4,2,1};
      int[] setB = {3,6,7,9,8,7,6,5,15};
      int[] setC = { 1, 2, 3, 4, 5, 6, 7, 8, 9, 15 };
      int[] setC = {1,2,3,4,5,6,7,8,9,15};
      int[] unionSet = Program.Union(setA, setB);
      assertEquals(setC.length, unionSet.length);
      assertEquals(setC.length,unionSet.length);
      for (int i : setC) {
      for(int i: setC) {
      Boolean flag = false;
      for (int j : unionSet) {
      for(int j : unionSet) {
      if (i == j) {
      flag = true;
      }
      if(i==j) {flag = true;}
      }
      ......@@ -96,24 +100,22 @@ class ProgramTest {
      @Test
      void testIntersection() {
      int[] setA = { 3, 6, 8, 4, 2, 1 };
      int[] setB = { 3, 6, 7, 9, 8, 7, 6, 5, 15 };
      int[] setA = {3,6,8,4,2,1};
      int[] setB = {3,6,7,9,8,7,6,5,15};
      int[] setC = { 3, 6, 8 };
      int[] setC = {3,6,8};
      int[] interSet = Program.Intersection(setA, setB);
      assertEquals(setC.length, interSet.length);
      assertEquals(setC.length,interSet.length);
      for (int i : setC) {
      for(int i: setC) {
      Boolean flag = false;
      for (int j : interSet) {
      for(int j : interSet) {
      if (i == j) {
      flag = true;
      }
      if(i==j) {flag = true;}
      }
      ......@@ -123,27 +125,26 @@ class ProgramTest {
      }
      @Test
      void testDifference() {
      int[] setA = { 3, 6, 8, 4, 2, 1 };
      int[] setB = { 3, 6, 7, 9, 8, 7, 6, 5, 15 };
      int[] setA = {3,6,8,4,2,1};
      int[] setB = {3,6,7,9,8,7,6,5,15};
      int[] setC = { 4, 2, 1 };
      int[] setC = {4,2,1};
      int[] diffSet = Program.Difference(setA, setB);
      assertEquals(setC.length, diffSet.length);
      assertEquals(setC.length,diffSet.length);
      for (int i : setC) {
      for(int i: setC) {
      Boolean flag = false;
      for (int j : diffSet) {
      for(int j : diffSet) {
      if (i == j) {
      flag = true;
      }
      if(i==j) {flag = true;}
      }
      ......@@ -156,126 +157,146 @@ class ProgramTest {
      @Test
      void testSum() {
      int[] set = { 3, 6, 7, 9, 8, 7, 6, 5, 15 };
      int[] set = {3,6,7,9,8,7,6,5,15};
      assertEquals(Program.Sum(set), 3 + 6 + 7 + 9 + 8 + 7 + 6 + 5 + 15);
      assertEquals(Program.Sum(set),3+6+7+9+8+7+6+5+15);
      }
      @Test
      void testMean() {
      int[] set = { 3, 6, 7, 9, 8, 7, 6, 5, 15 };
      int[] set = {3,6,7,9,8,7,6,5,15};
      assertEquals(Program.Mean(set),((3d+6d+7d+9d+8d+7d+6d+5d+15d)/9d),0.01);
      assertEquals(Program.Mean(set), ((3d + 6d + 7d + 9d + 8d + 7d + 6d + 5d + 15d) / 9d), 0.01);
      }
      @Test
      void testMode() {
      int[] set = { 3, 6, 7, 9, 8, 7, 7, 6, 5, 15 };
      int[] set = {3,6,7,9,8,7,7,6,5,15};
      assertEquals(Program.Mode(set), 7);
      assertEquals(Program.Mode(set),7);
      }
      @Test
      void testMedian() {
      int[] set = { 3, 6, 7, 9, 8, 6, 7, 6, 5, 15 };
      int[] set = {3,6,7,9,8,6,7,6,5,15};
      assertEquals(Program.Median(set), 6.5d, 0.001);
      assertEquals(Program.Median(set),6.5d,0.001);
      }
      @Test
      void testStandardDeviation() {
      int[] set = { 3, 6, 7, 9, 8, 6, 7, 6, 5, 15 };
      int[] set = {3,6,7,9,8,6,7,6,5,15};
      assertEquals(Program.StandardDeviation(set), 3.19d, 0.1);
      assertEquals(Program.StandardDeviation(set),3.19d,0.1);
      }
      @Test
      void testRange() {
      int[] set = { 15, 3, 7, 9, 8, 7, 7, 6, 5, 2 };
      int[] set = {15,3,7,9,8,7,7,6,5,2};
      assertEquals(Program.Range(set), 13);
      assertEquals(Program.Range(set),13);
      }
      @Test
      void testHarmonicMean() {
      int[] set = { 3, 6, 77 };
      int[] set = {3,6,77};
      assertEquals(Program.HarmonicMean(set), (3d / ((1d / 3d) + (1d / 6d) + (1d / 77d))), 0.1);
      assertEquals(Program.HarmonicMean(set),(3d/((1d/3d)+(1d/6d)+(1d/77d))),0.1);
      }
      @Test
      void testComplexSumFunctionA() {
      int[] set = { 3, 6, 77 };
      int[] set = {3,6,77};
      assertEquals(Program.ComplexSumFunctionA(set),
      (1d + Math.pow(6d / 2d, 0.5d) + (77d / 2d)) / 6
      , 0.1);
      (1d+
      Math.pow(6d/2d, 0.5d)+
      (77d/2d))
      /6
      ,0.1);
      }
      @Test
      void testMatrixScalar() {
      int[][] matrix = { { 1, 2 }, { 3, 4 } };
      int[][] matrix = {{1,2},
      {3,4}};
      int[][] mScaled = Program.MatrixScalarMultiplication(matrix,11);
      assertEquals(mScaled[0][0],11);
      assertEquals(mScaled[0][1],22);
      assertEquals(mScaled[1][0],33);
      assertEquals(mScaled[1][1],44);
      }
      @Test
      void testComplexMatrixOperation() {
      int[][] matrix = {{1,2},
      {3,4}};
      int[][] matrix2 = Program.ComplexMatrixOperation(matrix,matrix,11);
      assertEquals(matrix2[0][0],22);
      assertEquals(matrix2[0][1],44);
      assertEquals(matrix2[1][0],66);
      assertEquals(matrix2[1][1],88);
      int[][] mScaled = Program.MatrixScalarMultiplication(matrix, 11);
      assertEquals(mScaled[0][0], 11);
      assertEquals(mScaled[0][1], 22);
      assertEquals(mScaled[1][0], 33);
      assertEquals(mScaled[1][1], 44);
      }
      /*
      * @Test void testComplexMatrixOperation() {
      *
      * int[][] matrix = {{1,2}, {3,4}};
      *
      * int[][] matrix2 = Program.ComplexMatrixOperation(matrix,matrix,11);
      *
      * assertEquals(matrix2[0][0],22); assertEquals(matrix2[0][1],44);
      * assertEquals(matrix2[1][0],66); assertEquals(matrix2[1][1],88);
      *
      *
      *
      *
      * }
      */
      @Test
      void testGenerateDistributionForSpecificDie() {
      double[] d = Program.GenerateRandomDistributionForSpecificDie(100000);
      assertEquals(d[2479], 0.0012, 0.0001);
      assertEquals(d[2479],0.0012,0.0001);
      }
      @Test
      void testGenerateRandomDistribution() {
      assertEquals(Program.GenerateRandomDistribution(50, 5, 100000)[89], 0.0062, 0.0001);
      assertEquals(Program.GenerateRandomDistribution(50,5,100000)[89],0.0062,0.0001);
      }
      @Test
      void testGetProbabilityOfResultOrHigher() {
      double d = Program.GetProbabilityOfResultOrHigher(50, 10, 300);
      double d = Program.GetProbabilityOfResultOrHigher(50,10,300);
      assertEquals(d,0.16947000000000007,0.0001);
      assertEquals(d, 0.16947000000000007, 0.0001);
      }
      }
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