제출 #127266

#제출 시각아이디문제언어결과실행 시간메모리
127266hungcungArt Exhibition (JOI18_art)C++17
100 / 100
263 ms8316 KiB
#include<bits/stdc++.h> using namespace std; long long n,sum,ans=INT_MIN,tmp=INT_MIN; pair<long long,long long> a[500005]; int main(){ scanf("%lld",&n); for(long long i=0;i<n;i++){ scanf("%lld %lld",&a[i].first,&a[i].second); } sort(a,a+n); for(long long i=0;i<n;i++){ tmp=max(tmp,a[i].first-sum); sum+=a[i].second; ans=max(ans,sum-a[i].first+tmp); } printf("%lld",ans); }

컴파일 시 표준 에러 (stderr) 메시지

art.cpp: In function 'int main()':
art.cpp:6:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%lld",&n);
  ~~~~~^~~~~~~~~~~
art.cpp:8:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld %lld",&a[i].first,&a[i].second);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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