Submission #971909

#	Time	Username	Problem	Language	Result	Execution time	Memory
971909		Stinny	Arranging Shoes (IOI19_shoes)	C++17	Compilation error	0 ms	0 KiB

shoes

#include <bits/stdc++.h>

#define int long long

using namespace std;

void solve() {
    int n;
    cin >> n;
    int a[2 * n];
    for (int i = 0; i < 2 * n; i++)
        cin >> a[i];

    cout << (a[0] < 0 ? 0 : 1);
}

int32_t main() {
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr);
    solve();
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccMklsxq.o: in function `main':
grader.cpp:(.text.startup+0x0): multiple definition of `main'; /tmp/cctImxOs.o:shoes.cpp:(.text.startup+0x0): first defined here
/usr/bin/ld: /tmp/ccMklsxq.o: in function `main':
grader.cpp:(.text.startup+0x2a8): undefined reference to `count_swaps(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status