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  1. Prepare
  2. C++
  3. Introduction
  4. Arrays Introduction
  5. Discussions

Arrays Introduction

  • anen08saks
     + 0 comments

    If segmentation error keeps coming up in the test case

    #include <cmath>
#include <cstdio>
#include <vector>
#include <iostream>
#include <algorithm>
using namespace std;


int main() {
    /* Enter your code here. Read input from STDIN. Print output to STDOUT */   
    int n;
    cin>>n;
    int *arr = new int[n];
    
    for(int i=0 ; i<n ; i++)
    {
        cin>>arr[i];
    }
    int start = 0;
    int end = n-1;
    while(start<=end)
    {
        int temp = arr[start]; //swapping 
        arr[start] = arr[end];
        arr[end] = temp;
        start++;
        end--;
    }
    for(int i=0;  i<n ; i++)
    {
        cout<<arr[i]<<" ";
    }
    return 0;
}