Submission #860962

#	Time	Username	Problem	Language	Result	Execution time	Memory
860962		BlancaHM	Coins (IOI17_coins)	C++14	Compilation error	0 ms	0 KiB

coins

#include "coins.h"
using namespace std;
 
vector<int> coin_flips(vector<int> b, int c) {
    vector<int> flips;
    // Es obligatorio girar al menos una casilla => giremos una que no usemos
    flips.append(63);
    // Guardaremos c en binario en las primeras 7 casillas
    for (int i = 0; i <= 6; i++) {
        if ((b[i]<<i) != c & (1<<i)) {
            flips.append(i);
        }
    }
    return flips;
}

int find_coin(vector<int> b) {
    // Convertimos la representacion binaria en decimal
    int c = 0;
    for (int i = 0; i <= 6; i++) {
        c += (1<<b[i]);
    }
    return c;
}

Compilation message (stderr)

coins.cpp: In function 'std::vector<int> coin_flips(std::vector<int>, int)':
coins.cpp:7:11: error: 'class std::vector<int>' has no member named 'append'
    7 |     flips.append(63);
      |           ^~~~~~
coins.cpp:10:23: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses]
   10 |         if ((b[i]<<i) != c & (1<<i)) {
      |             ~~~~~~~~~~^~~~
coins.cpp:11:19: error: 'class std::vector<int>' has no member named 'append'
   11 |             flips.append(i);
      |                   ^~~~~~