Submission #386970

#	Time	Username	Problem	Language	Result	Execution time	Memory
386970		victoriad	Coins (IOI17_coins)	C++14	100 / 100	13 ms	1504 KiB

coins

#include "coins.h"
using namespace std;
vector<int> coin_flips(vector<int> b, int c) {
    vector<int>co;
    int val=0;
   for(int i=0;i<64;i++){
       if(b[i]==1)val^=i;
   }
   co.push_back(val^c);
    return co;
}


int find_coin(vector<int> b) {
    int val=0;
   for(int i=0;i<64;i++){
       if(b[i]==1)val^=i;
   }
   return val;
    
}

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