Added Solution for Reverse Array

.gitignore

@@ -10,8 +10,11 @@
 # Ignore all local history of files
 .history
 .ionide
+.idea
+
 
 # Executables
 *.exe
 *.out
-*.app
+*.app
+*.iml

Basic of Programming/Arrays/Arrays.iml

@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/Q4 Sort the array" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Basic of Programming/Arrays/Q1 Reverse the array/Sol.java

@@ -0,0 +1,34 @@
+import java.util.*;
+class Sol{
+
+    public static void main(String[] args){
+        Scanner sc = new Scanner(System.in);
+        System.out.println("Input numbers seperated by space");
+        String sin = sc.nextLine();
+        String arr[] = sin.trim().split(" ");
+        int intArr[] = new int[arr.length];
+        int i = 0;
+        for (String s : arr){
+            intArr[i] = Integer.parseInt(s);
+            i++;
+        }
+
+        int res[] = reverseArray(intArr);
+
+        for (int r : res)
+            System.out.print(r + " ");
+    }
+
+    private static int[] reverseArray(int[] intArr) {
+        int m = intArr.length /2 ;
+
+        for (int i = 0; i <= m ; i++){
+            int temp = intArr[i];
+            intArr[i] = intArr[intArr.length - i - 1];
+            intArr[intArr.length - i - 1] = temp;
+        }
+        return intArr;
+    }
+
+
+}

Basic of Programming/Arrays/Q1 Reverse the array/Sol.kt

@@ -0,0 +1,30 @@
+/*
+* Input Format 1 2 3 4 5
+* <number>space<number>...
+*
+* Reverse array by swapping elements.
+*
+* */
+
+fun reverseArray(a: Array<Int>): Array<Int> {
+
+    var m: Int = a.size / 2 -1
+
+    for(i in 0..m){
+        var temp = a[i]
+        a[i] = a[a.size-i-1]
+        a[a.size-i-1] = temp
+    }
+
+    return a
+
+}
+
+fun main(args: Array<String>) {
+
+    val arr = readLine()!!.trimEnd().split(" ").map{ it.toInt() }.toTypedArray()
+
+    val res = reverseArray(arr)
+
+    println(res.joinToString(" "))
+}

Basic of Programming/Arrays/Q1 Reverse the array/Sol.py

@@ -0,0 +1,8 @@
+arr = list(map(int,input("Input Numbers Seperated by space\n").strip().split(" ")))
+
+for i in range(0, len(arr)//2 - 1):
+    temp = arr[i]
+    arr[i] = arr[len(arr)-i-1]
+    arr[len(arr)-i-1] = temp
+
+print(arr)

Basic of Programming/Matrix/Matrix.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/2D-Arrays/Matrix-Multiplication" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Recursion and Back Tracking/Level-1/Recursion In Array/Recursion In Array.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/allIndices" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/maxInArray" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>

Recursion and Back Tracking/Level-1/Recursion-Basics/Recursion-Basics.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="JAVA_MODULE" version="4">
+  <component name="NewModuleRootManager" inherit-compiler-output="true">
+    <exclude-output />
+    <content url="file://$MODULE_DIR$">
+      <sourceFolder url="file://$MODULE_DIR$/Tower-Of-Honoi" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/printZigzag" isTestSource="false" />
+    </content>
+    <orderEntry type="inheritedJdk" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+</module>