제출 #1117226

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1117226		pokmui9909	버섯 세기 (IOI20_mushrooms)	C++17	25 / 100	194 ms	504 KiB

mushrooms

#include "mushrooms.h"
#include <bits/stdc++.h>
using namespace std;
using ll = long long;

#define x first
#define y second

int count_mushrooms(int N){
    ll Ans = 1;
    for(ll i = 1; i < N; i += 2){
        if(i == N - 1){
            Ans += 1 - use_machine((vector<int>){0, i});
        } else {
            Ans += 2 - use_machine((vector<int>){i, 0, i + 1});
        }
    }
    return Ans;
}

컴파일 시 표준 에러 (stderr) 메시지

mushrooms.cpp: In function 'int count_mushrooms(int)':
mushrooms.cpp:13:53: warning: narrowing conversion of 'i' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]
   13 |             Ans += 1 - use_machine((vector<int>){0, i});
      |                                                     ^
mushrooms.cpp:13:53: warning: narrowing conversion of 'i' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]
mushrooms.cpp:15:50: warning: narrowing conversion of 'i' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]
   15 |             Ans += 2 - use_machine((vector<int>){i, 0, i + 1});
      |                                                  ^
mushrooms.cpp:15:50: warning: narrowing conversion of 'i' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]
mushrooms.cpp:15:58: warning: narrowing conversion of '(i + 1)' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]
   15 |             Ans += 2 - use_machine((vector<int>){i, 0, i + 1});
      |                                                        ~~^~~
mushrooms.cpp:15:58: warning: narrowing conversion of '(i + 1)' from 'll' {aka 'long long int'} to 'int' [-Wnarrowing]

• Subtask 1: 25 / 100