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#include <bits/stdc++.h>
void reverseFunction(vector<int> &arr,int l, int r){
while(l<=r){
int temp=arr[r];
arr[r]=arr[l];
arr[l]=temp;
l++;
r--;
}
}
void reverseArray(vector<int> &arr , int m)
{
// Write your code here.
int size=arr.size()-1;
reverseFunction(arr,m+1,size);
}