제출 #861185

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
861185	2023-10-15 15:18:20	GordonRemzi007	Soccer Stadium (IOI23_soccer)	C++17	0 / 100	4518 ms	348 KiB

soccer

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#include <iostream>
#include <vector>
using namespace std;
int biggest_stadium(int n, vector<vector<int>> a) {
    int res = 1, temp, down, up;
    bool ok, can1, can2;
    vector<pair<int,int>> free;
    for(int i = 0; i < n; i++) {
        for(int j = 0; j < n; j++) {
            if(!a[i][j]) free.push_back({i, j});
        }
    }
    for(int i = 2; i < (1<<free.size()); i++) {
        temp = i;
        vector<int> tempfree;
        for(int i = 0; i < free.size() && temp > 0; i++, temp/=2) {
            if(temp%2==0) tempfree.push_back(i);
        }
        ok = true;
        for(int i = 0; i < tempfree.size(); i++) {
            for(int j = 0; j < tempfree.size(); j++) {
                if(free[tempfree[i]].first < free[tempfree[j]].first) {
                    down = tempfree[i];
                    up = tempfree[j];
                } else {
                    down = tempfree[j];
                    up = tempfree[i];
                }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

soccer.cpp: In function 'int biggest_stadium(int, std::vector<std::vector<int> >)':
soccer.cpp:18:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |         for(int i = 0; i < free.size() && temp > 0; i++, temp/=2) {
      |                        ~~^~~~~~~~~~~~~
soccer.cpp:22:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   22 |         for(int i = 0; i < tempfree.size(); i++) {
      |                        ~~^~~~~~~~~~~~~~~~~
soccer.cpp:23:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   23 |             for(int j = 0; j < tempfree.size(); j++) {
      |                            ~~^~~~~~~~~~~~~~~~~

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