Submission #1186838

#	Time	Username	Problem	Language	Result	Execution time	Memory
1186838		pxsit	Coins (IOI17_coins)	C++20	Compilation error	0 ms	0 KiB

coins

#include <bits/stdc++.h>
using namespace std;

int find_coin(vector<int> a){
    int ans = 0;
    for(int i=0;i<64;i++){
        if(a[i] > 0) ans ^= i;
    }
    return ans;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/ccbqMBe3.o: in function `main':
grader.cpp:(.text.startup+0x3e2): undefined reference to `coin_flips(std::vector<int, std::allocator<int> >, int)'
collect2: error: ld returned 1 exit status