Submission #590896

#	Time	Username	Problem	Language	Result	Execution time	Memory
590896		Josia	Paint By Numbers (IOI16_paint)	C++14	0 / 100	1 ms	212 KiB

paint

#include "paint.h"

#include <cstdlib>
#include <bits/stdc++.h>

using namespace std;

std::string solve_puzzle(std::string s, std::vector<int> c) {
    vector<bool> dense;
    for (int i: c) {
        for (int j = 0; j<i; j++) {
            dense.push_back(1);
        }
        dense.push_back(0);
    }
    dense.pop_back();

    string res;

    int wiggle = s.size()-dense.size();

    for (int i = 0; i<wiggle; i++) {
        res.push_back('?');
    }

    for (int i = wiggle; i<dense.size(); i++) {
        bool both = 0;
        for (int j = i-wiggle; j<i; j++) {
            if (dense[j] != dense[i]) both = 1;
        }
        if (both) res.push_back('?');
        else {
            if (dense[i]) res.push_back('X');
            else res.push_back('_');
        }
    }
    for (int i = dense.size(); i<s.size(); i++) {
        res.push_back('?');
    }

    return res;
}

Compilation message (stderr)

paint.cpp: In function 'std::string solve_puzzle(std::string, std::vector<int>)':
paint.cpp:26:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<bool>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   26 |     for (int i = wiggle; i<dense.size(); i++) {
      |                          ~^~~~~~~~~~~~~
paint.cpp:37:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   37 |     for (int i = dense.size(); i<s.size(); i++) {
      |                                ~^~~~~~~~~

• Subtask 1: 0 / 7
• Subtask 2: 0 / 3
• Subtask 3: 0 / 22
• Subtask 4: 0 / 27
• Subtask 5: 0 / 21
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10