| # | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
|---|---|---|---|---|---|---|---|
| 1141524 | 1anh6 | Coins (IOI17_coins) | C++20 | 9 ms | 584 KiB |
#include "coins.h"
std::vector<int> coin_flips(std::vector<int> b, int c) {
std::vector<int> flips;
int xd = c;
for(int i = 0; i < 64; i++)
if(b[i])
xd ^= i;
flips.push_back(xd);
return flips;
}
int find_coin(std::vector<int> b) {
int r = 0;
for(int i = 0; i < 64; i++)
if(b[i])
r ^= i;
return r;
}
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