Submission #861444

#	Time	Username	Problem	Language	Result	Execution time	Memory
861444		Ariadna	Coins (IOI17_coins)	C++14	Compilation error	0 ms	0 KiB

coins

#include "coins.h"

using namespace std;

vector < int > coin_flips(vector < int >& b, int c) {
    int val = 0;
    for (int i = 1; i < 64; ++i) {
        if (b[i]) {
            val ^= i;
        }
    }
    vector < int > flips = {c ^ val};
    return flips;
}

int find_coin(vector < int >& b) {
    int val = 0;
    for (int i = 1; i < 64; ++i) {
        if (b[i])
            val ^= i;
    }
    return val;
}

Compilation message (stderr)

/usr/bin/ld: /tmp/cc2XH1UZ.o: in function `main':
grader.cpp:(.text.startup+0x3a5): undefined reference to `coin_flips(std::vector<int, std::allocator<int> >, int)'
/usr/bin/ld: grader.cpp:(.text.startup+0x997): undefined reference to `find_coin(std::vector<int, std::allocator<int> >)'
collect2: error: ld returned 1 exit status