Submission #1243106

#	Time	Username	Problem	Language	Result	Execution time	Memory
1243106		Hamed_Ghaffari	Coins (IOI17_coins)	C++20	100 / 100	6 ms	584 KiB

coins

#include "coins.h"
#include <vector>
using namespace std;
int get(vector<int> b) {
  int res=0;
  for(int i=0; i<64; i++) res ^= b[i]?i:0;
  return res;
}
vector<int> coin_flips(vector<int> b, int c) {
	return {c^get(b)};
}
int find_coin(vector<int> b) {
	return get(b);
}

• Subtask 1: 10 / 10
• Subtask 2: 15 / 15
• Subtask 3: 10 / 10
• Subtask 4: 15 / 15
• Subtask 5: 50 / 50