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Rotate the array #88

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50 changes: 50 additions & 0 deletions array.txt
Original file line number Diff line number Diff line change
@@ -0,0 +1,50 @@
import java.util.*;
class array{
int[] a=new int[50];
int k,s,i;
Scanner sc=new Scanner(System.in);
public void input(){
System.out.println("Enter the number of elements you want to in an array:");
s=sc.nextInt();
System.out.println("Enter the element:");
for(int i=0;i<=s-1;i++){

a[i]=sc.nextInt();

}
System.out.println("Enter the position you want want to rotate:");
k=sc.nextInt();
rotatearray();
print();

}
public void rotatearray() {
reverseArray(0, k-1);
reverseArray(k, s-1);
reverseArray(0,s-1);

}

public void reverseArray(int start, int end) {
while (start < end) {
int temp = a[start];
a[start] = a[end];
a[end] = temp;
start++;
end--;
}
}

public void print(){
for(int i=0;i<=s-1;i++){
System.out.print(a[i]+" ");
}
}
}
public class Main{
public static void main(String[] args){
array m=new array();
m.input();
}
}