Algorithim question by me (yash)

algo1.java

@@ -0,0 +1,37 @@
+// hackerrank rat and mouse question
+
+import java.util.*;
+import java.math.*;
+
+public class Solution {
+
+    public static String solve(int x, int y, int z) {
+        String winner = "";
+        int a = Math.abs(z - x);
+        int b = Math.abs(z - y);
+
+        if (a == b) {
+            winner = "Mouse C";
+        }
+        else if (a < b) {
+            winner = "Cat A";
+        }
+        else {
+            winner = "Cat B";
+        }
+
+        return winner;
+    }
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        int q = in.nextInt();
+        while (q-- > 0) {
+            int x = in.nextInt();
+            int y = in.nextInt();
+            int z = in.nextInt();
+
+            System.out.println(solve(x, y, z));
+        }
+        in.close();
+    }
+}

algo2.java

@@ -0,0 +1,27 @@
+// grading students question hackerrank
+
+import java.util.*;
+
+public class Solution {
+
+    public static int getRoundedGrade(int grade) {
+        if (grade >= 38) {
+            int mod5 = grade % 5;
+            if (mod5 > 2) {
+                grade += 5 - mod5;
+            }
+        }
+
+        return grade;
+    }
+
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        int n = in.nextInt();
+        for(int a0 = 0; a0 < n; a0++){
+            int grade = in.nextInt();
+            System.out.println(getRoundedGrade(grade));
+        }
+        in.close();
+    }
+}

algo3.java

@@ -0,0 +1,31 @@
+// chocolate feast question hackerrnak
+
+import java.util.*;
+
+public class Solution {
+
+    static int maximumChocolates(int n, int c, int m) {
+
+        int cupcakes = n / c;
+
+        int totalCupcakes = cupcakes;
+
+        while (cupcakes >= m) {
+            cupcakes -= m;
+
+            totalCupcakes++;
+            cupcakes++;
+        }
+
+        return totalCupcakes;
+    }
+
+    public static void main(String[] args) {
+        Scanner in = new Scanner(System.in);
+        int t = in.nextInt();
+        for(int i = 0; i < t; i++){
+            System.out.println(maximumChocolates(in.nextInt(), in.nextInt(), in.nextInt()));
+        }
+        in.close();
+    }
+}