Submission #115517

#	Time	Username	Problem	Language	Result	Execution time	Memory
115517		onjo0127	Mechanical Doll (IOI18_doll)	C++11	18 / 100	30 ms	2232 KiB

doll

#include "doll.h"
#include <bits/stdc++.h>
using namespace std;

void create_circuit(int M, vector<int> A) {
    int N = A.size();
    vector<int> C(M + 1);
    C[0] = -1; C[1] = -1;
    int i;
    for(i=1; (1<<i)<=N; i++);
    vector<int> X(i), Y(i);
    int x = N;
    vector<int> S;
    while(x) {
        S.push_back(x%2);
        x /= 2;
    }
    reverse(S.begin(), S.end());
    for(int j=0; j<i; j++) X[j] = -1, Y[j] = -j-2;
    Y[i-1] = 0;
    for(int i=0; i<S.size(); i++) {
        if(S[i]) X[i] = 1;
    }
    answer(C, X, Y);
}

Compilation message (stderr)

doll.cpp: In function 'void create_circuit(int, std::vector<int>)':
doll.cpp:21:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   21 |     for(int i=0; i<S.size(); i++) {
      |                  ~^~~~~~~~~

• Subtask 1: 0 / 2
• Subtask 2: 0 / 4
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 18 / 18
• Subtask 6: 0 / 56