제출 #60391

#제출 시각아이디문제언어결과실행 시간메모리
60391gusfringArt Exhibition (JOI18_art)C++14
50 / 100
39 ms4656 KiB
#include <bits/stdc++.h> using namespace std; const int MAXN = 5e3 + 5; typedef long long ll; #define sz first #define val second pair<ll, ll> C[MAXN]; int N; int main(){ scanf("%d", &N); for(int i=1; i<=N; ++i) scanf("%lld %lld", &C[i].sz, &C[i].val); sort(C + 1, C + N + 1); ll res = 0; for(int i=1; i<=N; ++i){ ll sum = 0; for(int j=i; j<=N; ++j){ sum += C[j].val; res = max(res, sum - (C[j].sz - C[i].sz)); } } printf("%lld\n", res); return 0; }

컴파일 시 표준 에러 (stderr) 메시지

art.cpp: In function 'int main()':
art.cpp:14:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &N);
  ~~~~~^~~~~~~~~~
art.cpp:15:31: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=1; i<=N; ++i) scanf("%lld %lld", &C[i].sz, &C[i].val);
                          ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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