Submission #898364

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
898364	2024-01-04 14:23:22	penguin133	Hedgehog Daniyar and Algorithms (IZhO19_sortbooks)	C++17	100 / 100	1437 ms	217428 KiB

sortbooks

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#include <bits/stdc++.h>
using namespace std;
#define int long long
#define pi pair<int, int>
#define pii pair<int, pair<int, int> > 
#define fi first
#define se second
int n,m,q;
stack<int>st;
struct node{
  int s,e,m,val;
  node *l, *r;
  node(int _s, int _e){
    s = _s, e = _e, m = (s + e)/2;
    val = 0;
    if(s != e)l = new node(s, m), r = new node(m+1, e);
  }
  void upd(int p, int v){
    if(s == e)val = max(val, v);
    else{
      if(p <= m)l->upd(p, v);
      else r->upd(p, v);
      val = max(l->val, r->val);
    }
  }
  int query(int a, int b){
    if(s == a && e == b)return val;
    else if(b <= m)return l->query(a, b);
    else if(a > m)return r->query(a, b);
    else return max(l->query(a, m), r->query(m+1, b));
 
 
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Compilation message (stderr)

sortbooks.cpp:59:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   59 | main(){
      | ^~~~

• Subtask 1: 8 / 8
• Subtask 2: 9 / 9
• Subtask 3: 13 / 13
• Subtask 4: 17 / 17
• Subtask 5: 30 / 30
• Subtask 6: 23 / 23