Submission #637990

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
637990	2022-09-04 02:47:17	devariaota	Fountain (eJOI20_fountain)	C++17	100 / 100	394 ms	63828 KiB

fountain

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
typedef long double ld;
#define ff first
#define ss second
#define pb push_back
const ll nax = 1e5 + 5;
const ll inf = 1e13;
ll n, q;
ll d[nax], k[nax], seg[4*nax];
ll par[nax][35], pref[nax][35];
void built(ll l, ll r, ll pos){
  if(l == r){
    seg[pos] = d[l];
  }
  else{
    ll mid = (l + r) / 2;
    built(l, mid, 2*pos);
    built(mid + 1, r, 2*pos+1);
    seg[pos] = max(seg[2*pos], seg[2*pos+1]);
  }
}
void upd(ll l, ll r, ll pos, ll fp, ll val){
  if(l == fp && r == fp){
    seg[pos] = val;
  }
 
 
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• Subtask 1: 30 / 30
• Subtask 2: 30 / 30
• Subtask 3: 40 / 40