제출 #471562

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
471562	2021-09-09 22:48:35	CaroLinda	Potatoes and fertilizers (LMIO19_bulves)	C++14	100 / 100	189 ms	15224 KiB

bulves

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#include <bits/stdc++.h>
#define debug 
#define ll long long
const int MAXN = 5e5+10 ;
using namespace std ;
int N ;
ll C[MAXN] , x , y ;
ll ans , p ;
priority_queue< ll > q ;
int main()
{
  scanf("%d", &N ) ;
  for(int i = 0 ; i < N ; i++ )
  {
    scanf("%lld %lld", &x, &y ) ;
    C[i] = x-y ;
    if(i)
    C[i] += C[i-1] ;
  }
  
  for(int i = 0 ; i < N ; i++ )
  {
    if(C[i] < 0 ) ans -= C[i] , C[i] = 0 ;
    if(C[i] > C[N-1] ) ans += C[i]-C[N-1] , C[i] = C[N-1] ;
                
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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컴파일 시 표준 에러 (stderr) 메시지

bulves.cpp: In function 'int main()':
bulves.cpp:17:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   17 |  scanf("%d", &N ) ;
      |  ~~~~~^~~~~~~~~~~
bulves.cpp:20:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |   scanf("%lld %lld", &x, &y ) ;
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 24 / 24
• Subtask 2: 10 / 10
• Subtask 3: 20 / 20
• Subtask 4: 10 / 10
• Subtask 5: 36 / 36