Write a program to reverse an array or string
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Problem statement:-
Given an array (or string), the task is to reverse the array/string.
Examples :
Input : arr[] = {1, 2, 3}
Output : arr[] = {3, 2, 1}
Input : arr[] = {4, 5, 1, 2}
Output : arr[] = {2, 1, 5, 4}
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Source Code of Reverse an Array:
#include<iostream>
using namespace std;
int main(){
int n,c=0,temp;
cout<<"enter number of element\n";
cin>>n;
int ar[n];
cout<<"enter "<<n<<" element\n";
for(int i=0;i<n;i++){
cin>>ar[i];
}
for(int i=n-1;i>=n/2;i--){
temp=ar[i];
ar[i]= ar[c];
ar[c]= temp;
c++;
}
cout<<"After Reverse\n";
for(int i=0;i<n;i++){
cout<<ar[i]<<", ";
}
}
The output of Reverse an Array:
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