제출 #83631

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
83631		nikolapesic2802	무제 (POI11_tem)	C++14	0 / 100	1033 ms	33792 KiB

Main

#include <bits/stdc++.h>

using namespace std;

#define ll long long
#define pb push_back

int main()
{
    int n;
    scanf("%i",&n);
    int lo,hi;
    scanf("%i %i",&lo,&hi);
    int last;
    multiset<int,greater<int> > mins;
    queue<pair<int,int> > dodati;
    int res=1;
    int s=0;
    mins.insert(lo);
    dodati.push({lo,0});
    for(int i=1;i<n;i++)
    {
        scanf("%i %i",&lo,&hi);
        while(mins.size()&&*mins.begin()>hi)
        {
            mins.erase((dodati.front()).first);
            s=(dodati.front()).second+1;
            dodati.pop();
        }
        mins.insert(lo);
        dodati.push({lo,i});
        res=max(res,i-s+1);
    }
    printf("%i\n",res);
    return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

tem.cpp: In function 'int main()':
tem.cpp:14:9: warning: unused variable 'last' [-Wunused-variable]
     int last;
         ^~~~
tem.cpp:11:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%i",&n);
     ~~~~~^~~~~~~~~
tem.cpp:13:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%i %i",&lo,&hi);
     ~~~~~^~~~~~~~~~~~~~~~~
tem.cpp:23:14: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
         scanf("%i %i",&lo,&hi);
         ~~~~~^~~~~~~~~~~~~~~~~

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