제출 #580839

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
580839	2022-06-22 01:15:03	penguin133	Addk (eJOI21_addk)	C++14	100 / 100	429 ms	22164 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define fi first
#define se second
#define pi pair<int, int> 
#define pii pair<int, pair<int, int> >
int P[200005], P2[200005], A[200005], S[200005];
int n,k;
struct node{
  int s,e,m,val,val2,val3;
  node *l, *r;
  node(int _s, int _e){
    val = val2 = val3 = 0;
    s = _s, e = _e, m = (s + e)/2;
    if(s != e){
      l = new node(s, m);
      r = new node(m+1, e);
    }
  }
  void update(int p, int v){
    if(s == e)val = v, val2 = s*v, val3 = (n-s+1)*v;
    else{
      if(p <= m)l->update(p,v);
      else r->update(p,v);
      val = l->val + r->val;
      val2 = l->val2 + r->val2;
      val3 = l->val3 + r->val3;
    }
  }
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.cpp:85:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   85 | main(){
      | ^~~~

• Subtask 1: 36 / 36
• Subtask 2: 56 / 56
• Subtask 3: 8 / 8