제출 #314228

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
314228		radaiosm7	Art Exhibition (JOI18_art)	C++98	100 / 100	288 ms	20900 KiB

art

#include <bits/stdc++.h>
using namespace std;
int n, i;
long long ans, curr;
pair<long long, long long> numbers[500005];

int main() {
  scanf("%d", &n);

  for (i=0; i < n; i++) {
      scanf("%lld%lld", &numbers[i].first, &numbers[i].second);
  }

  sort(numbers, numbers+n);

  ans = numbers[0].second;
  curr = ans;

  for (i=1; i < n; i++) {
      curr += numbers[i-1].first - numbers[i].first;
      curr += numbers[i].second;
      curr = max(curr, numbers[i].second);
      ans = max(curr, ans);
  }

  printf("%lld\n", ans);

  return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

art.cpp: In function 'int main()':
art.cpp:8:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    8 |   scanf("%d", &n);
      |   ~~~~~^~~~~~~~~~
art.cpp:11:12: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   11 |       scanf("%lld%lld", &numbers[i].first, &numbers[i].second);
      |       ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 10 / 10
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 50 / 50