Submission #735410

#	Time	Username	Problem	Language	Result	Execution time	Memory
735410		distiled	Reversing a Sequence (IOI16_reverse)	C++17	Compilation error	0 ms	0 KiB

reverse

/**
 * File              : IOI16_reverse.cpp
 * Author            : distiled
 * Date              : 04.05.2023
 * Last Modified Date: 04.05.2023
 * Last Modified By  : distiled
 */
#include<bits/stdc++.h>
using namespace std;

#define int long long
#define mod 1000000007
#define endl '\n'
#define FAST ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL)
#define MULTI int t;cin>>t;while(t--)

int nxt() {int n; cin >> n; return n;}

signed main() {
    FAST;
    int n; cin >> n;
    vector<int> a;
    for(int i = 0; i < n; i++) a.push_back(nxt());
    reverse(a.begin(), a.end());
    for(auto &i : a) cout << i << ' ';
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccZudv39.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/ccxhMvO8.o:reverse.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccZudv39.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