Submission #531475

#	Time	Username	Problem	Language	Result	Execution time	Memory
531475		AdamGS	Coins (IOI17_coins)	C++17	100 / 100	12 ms	1528 KiB

coins

#include "coins.h"
#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#define rep(a, b) for(int a = 0; a < (b); ++a)
#define st first
#define nd second
#define pb push_back
#define all(a) a.begin(), a.end()
vector<int>coin_flips(vector<int>V, int c) {
	vector<int>ans(1);
	int akt=0;
	rep(i, 64) if(V[i]) akt^=i;
	ans[0]=c^akt;
	return ans;
}
int find_coin(vector<int>V) {
	int ans=0;
	rep(i, 64) if(V[i]) ans^=i;
	return ans;
}

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