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  1.  
  2. 	#include <bits/stdc++.h>
  3. 	#define endl "\n"
  4. 	#define ll long long int
  5. 	#define vi vector<ll>
  6. 	#define vll vector<ll>
  7. 	#define vvi vector < vi >
  8. 	#define pii pair<ll,ll>
  9. 	#define pll pair<long long, long long>
  10. 	#define mod 1000000007
  11. 	#define inf 1000000000000000001;
  12. 	#define all(c) c.begin(),c.end()
  13. 	#define mp(x,y) make_pair(x,y) 
  14. 	#define mem(a,val) memset(a,val,sizeof(a))
  15. 	#define pb push_back
  16. 	#define f first
  17. 	#define s second
  18.  
  19. 	using namespace std;
  20.  
  21. 	void reverse(int a[],int start, int end){
  22. 		while(start<end){
  23. 			int temp = a[start];
  24. 			a[start]=a[end];
  25. 			a[end]=temp;
  26. 			start++;
  27. 			end--;
  28. 		}
  29. 	}
  30. 	signed main()
  31. 	{
  32.  
  33. 	std::ios::sync_with_stdio(false);
  34.  
  35. 	#ifndef ONLINE_JUDGE
  36.       freopen("input.txt", "r", stdin);
  37.       freopen("output.txt", "w", stdout);
  38.      #endif
  39.  
  40.       int n;cin>>n;
  41.       int a[n];
  42.       for (int i = 0; i < n; ++i)
  43.       {
  44.       	/* code */
  45.       	cin>>a[i];
  46.       }
  47.       reverse(a,0,n-1);
  48.       for (int i = 0; i < n; ++i)
  49.       {
  50.       	/* code */
  51.       	cout<<a[i]<<" ";
  52.       }
  53.  
  54. 	return 0;
  55. 	}
  56.  
Success #stdin #stdout 0s 4364KB
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stdin
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5
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stdout
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5 4 3 2 1
https://ideone.com/9kIFkh
language:
C++14 (gcc 8.3)
created:
4 years ago
visibility:
public

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