제출 #201337

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
201337	2020-02-10 08:30:32	guangxuan	Bigger segments (IZhO19_segments)	C++14	73 / 100	1574 ms	142052 KiB

segments

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#include <bits/stdc++.h>
using namespace std;
int a[500009];
long long rs[500009];
pair<int,long long> dp[500009];
unordered_map<long long,pair<int,long long> >fw;
pair<int,long long> query(long long x){
  pair<int,long long> ans = {-1,-1};
  for(x++;x;x-=x&(-x)){
    if(fw.find(x)==fw.end())continue;
    ans = max(ans,fw[x]);
  }
  return ans;
}
void up(long long x,pair<int,long long> v ){
  for(x++;x<1e15;x+=x&(-x)){
    if(fw.find(x)==fw.end())fw[x] = v;
    else fw[x] = max(fw[x],v);
  }
}
int main(){
  int n;
  scanf("%d",&n);
  for(int i=0;i<n;i++){
    scanf("%d",&a[i]);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

segments.cpp: In function 'int main()':
segments.cpp:28:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
  ~~~~~^~~~~~~~~
segments.cpp:30:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&a[i]);
   ~~~~~^~~~~~~~~~~~

• Subtask 1: 13 / 13
• Subtask 2: 14 / 14
• Subtask 3: 10 / 10
• Subtask 4: 36 / 36
• Subtask 5: 0 / 27