제출 #157734

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
157734	2019-10-12 19:09:01	TadijaSebez	Sushi (JOI16_sushi)	C++11	5 / 100	432 ms	41968 KiB

sushi

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#include <bits/stdc++.h>
using namespace std;
const int N=400050;
const int S=447;
set<int> pos[N/S];
multiset<pair<int,int>> st[N/S];
int a[N];
int Push(int B, int x)
{
  st[B].insert({x,0});
  int p;tie(x,p)=*st[B].rbegin();
  st[B].erase(--st[B].end());
  if(p) pos[B].insert(-p);
  return x;
}
void BuildBlock(int B, int l, int r)
{
  pos[B].clear();
  for(int i=l;i<=r;i++) st[B].insert({a[i],-i});
}
void BreakBlock(int B)
{
  while(st[B].size())
  {
    int p=-1;
    if(pos[B].size()) p=*pos[B].rbegin(),pos[B].erase(--pos[B].end());
    while(st[B].size() && -st[B].rbegin()->second>p)
    {
      a[-st[B].rbegin()->second]=st[B].rbegin()->first;
      st[B].erase(--st[B].end());
 
 
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컴파일 시 표준 에러 (stderr) 메시지

sushi.cpp: In function 'int main()':
sushi.cpp:67:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%i %i",&n,&q);
  ~~~~~^~~~~~~~~~~~~~~
sushi.cpp:68:28: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  for(int i=0;i<n;i++) scanf("%i",&a[i]);
                       ~~~~~^~~~~~~~~~~~
sushi.cpp:73:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%i %i %i",&l,&r,&x);
   ~~~~~^~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 0 / 15
• Subtask 3: 0 / 80