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Lecture10.java
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Lecture10.java
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public class Lecture10 {
public static void printArray(int[] arr){
for(int i = 0;i<arr.length;i++){
System.out.print(arr[i] + " ");
}
}
public static void swapAlternate(int[] arr){
int temp;
for(int i = 0;i<arr.length;i = i+2){
// Checking of the next element exists or not to perform swapping
if(i+1<arr.length){
temp = arr[i];
arr[i] = arr[i+1];
arr[i+1] = temp;
}
}
}
public static void main(String[] args){
System.out.println();
// int[] arr = {1,2,3,4,5,6};
int[] arr = {5,2,9,4,7,6,1,0};
int[] arr2 = {11,33,9,76,43};
swapAlternate(arr);
printArray(arr);
System.out.println();
swapAlternate(arr2);
printArray(arr2);
}
}