제출 #71665

#제출 시각아이디문제언어결과실행 시간메모리
71665team (#119)Angelic Hourglass (FXCUP3_hourglass)C++98
58 / 100
4 ms676 KiB
#include <bits/stdc++.h>
#define INF 100000000
using namespace std;
int main(){
    int n;scanf("%d",&n);
    int ans=INF;
    int i=0;
    while(1){
        if((3*i)>n) break;
        if(!((n-3*i)%5)){
            ans=min(ans,i+(n-3*i)/5);
        }
        i++;
    }
    if(ans>=INF) ans=-1;
    printf("%d\n",ans);
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

hourglass.cpp: In function 'int main()':
hourglass.cpp:5:16: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     int n;scanf("%d",&n);
           ~~~~~^~~~~~~~~
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