Submission #285140

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
285140	2020-08-28 11:04:42	Pyqe	Potatoes and fertilizers (LMIO19_bulves)	C++14	100 / 100	228 ms	15336 KiB

bulves

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#include <bits/stdc++.h>
using namespace std;
long long n,ps[500069];
priority_queue<long long> pq;
int main()
{
  long long i,ii,k,l,z=0;
  
  scanf("%lld",&n);
  for(i=1;i<=n;i++)
  {
    scanf("%lld%lld",&k,&l);
    ps[i]=ps[i-1]+k-l;
  }
  for(i=1;i<n;i++)
  {
    k=min(max(ps[i],0ll),ps[n]);
    z+=abs(k-ps[i]);
    ps[i]=k;
    if(i-1)
    {
      z+=max(pq.top()-ps[i],0ll);
    }
    for(ii=0;ii<2;ii++)
    {
      pq.push(ps[i]);
    }
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

bulves.cpp: In function 'int main()':
bulves.cpp:12:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   12 |  scanf("%lld",&n);
      |  ~~~~~^~~~~~~~~~~
bulves.cpp:15:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   15 |   scanf("%lld%lld",&k,&l);
      |   ~~~~~^~~~~~~~~~~~~~~~~~

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