Submission #1235358

#	Time	Username	Problem	Language	Result	Execution time	Memory
1235358		Gabriel	Coins (IOI17_coins)	C++20	0 / 100	1 ms	584 KiB

coins

#include "coins.h"
#include "bits/stdc++.h"
using namespace std;
vector<int> coin_flips(vector<int> b, int c){
    int Suma = 0, n = b.size();
    for(int i = 0; i < n; i++) if(b[i] == 1) Suma += i + 1;
    Suma %= 64;
    for(int i = 0; i < n; i++){
        if((b[i] == 1 and ((Suma - i - 1) % 64 + 64) % 64 == c) or (b[i] == 0 and (Suma + i + 1) % 64 == c)){
            //cerr<<"Bien.\n";
            return {i};
        }
    }
}
int find_coin(vector<int> b){
    int Suma = 0, n = b.size();
    for(int i = 0; i < n; i++) if(b[i] == 1) Suma += i + 1;
    return Suma % 64;
}

Compilation message (stderr)

coins.cpp: In function 'std::vector<int> coin_flips(std::vector<int>, int)':
coins.cpp:14:1: warning: control reaches end of non-void function [-Wreturn-type]
   14 | }
      | ^

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