제출 #1141551

#제출 시각아이디문제언어결과실행 시간메모리
1141551josephtenorioCoins (IOI17_coins)C++20
100 / 100
5 ms584 KiB
#include "coins.h"
#include <bits/stdc++.h>

using namespace std;

vector<int> coin_flips(vector<int> b, int c) {
	int re = 0;
  for (int t1 = 0; t1 < 64; t1 ++) {
	  re ^= t1*b[t1];
	}
  vector<int> flips = {re^c};
  return flips;
}

int find_coin(vector<int> b) {
  int re = 0;
  for (int t1 = 0; t1 < 64; t1 ++) {
    re ^= t1*b[t1];
  }
  return re;
}
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