Submission #823104

#	Time	Username	Problem	Language	Result	Execution time	Memory
823104		ajay	Reversing a Sequence (IOI16_reverse)	C++14	Compilation error	0 ms	0 KiB

reverse

/* Ajay Jadhav */

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <deque>
#include <vector>
#include <cstdlib>
#include <iomanip>
#include <cmath>
#include <queue>
#include <map>
#include <set>
#include <stack>
#include <ctime>
#include <string.h>
#include <climits>
#include <cstring>
using namespace std;


#define ll          long long
#define pb          push_back
#define pii         pair<int,int>
#define vi          vector<int>
#define vii         vector<pii>
#define mi          map<int,int>
#define mii         map<pii,int>
#define all(a)      (a).begin(),(a).end()
#define x           first
#define y           second
#define sz(x)       (int)x.size()
#define hell        1000000007
#define rep(i,a,b)  for(int i=a;i<b;i++)
#define endl        '\n'



void solve()
{
    int n;
    cin>>n;
    vector<ll> a(n);
    rep(i,0,n)
    {
        cin>>a[i];
    }

    for (int i = 0; i < n / 2; i++)
    {
        swap(a[i], a[n - i - 1]);
    }
    rep(i,0,n)
    {
        cout<<a[i]<<" ";
    }
}

signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    // cin>>t;
    while (t--)
    {
        solve();
    }
    return 0;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccxcUJOW.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cceuhdSX.o:reverse.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccxcUJOW.o: in function `main':
grader.cpp:(.text.startup+0x17d): undefined reference to `reverse(std::vector<long long, std::allocator<long long> >)'
collect2: error: ld returned 1 exit status