Submission #1186912

#	Time	Username	Problem	Language	Result	Execution time	Memory
1186912		JungPS	Coins (IOI17_coins)	C++20	25 / 100	5 ms	584 KiB

coins

#include "coins.h"
using namespace std;
vector<int> coin_flips(vector<int> b, int c) {
    vector<int> flips;
    for(int i=0;i<8;++i){
        int tmp=((c&(1<<i))==(1<<i));
        if(tmp==1 && b[i]==0) flips.push_back(i);
        if(tmp==0 && b[i]==1) flips.push_back(i);
    }
    if(flips.size()==0) flips.push_back(63);
    return flips;
}

int find_coin(vector<int> b) {
    int ans=0;
    for(int i=0;i<8;++i){
        if(b[i]){
            ans+=(1<<i);
        }
    }
    return ans;
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 15
• Subtask 3: 10 / 10
• Subtask 4: 15 / 15
• Subtask 5: 0 / 50