Submission #891118

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
891118	2023-12-22 08:02:15	Cyber_Wolf	Two Currencies (JOI23_currencies)	C++17	100 / 100	657 ms	63556 KiB

currencies

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#include <bits/stdc++.h>
#pragma GCC optimize("Ofast")
 
using namespace std;
 
#define lg long long
#define fastio ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
#define mid (lr+hr)/2
 
const lg N = 1e5+5;
 
vector<lg> adj[N], o[N];
vector<array<lg, 2>> updates(N);
lg euler[N], depth[N], anc[N][20], in[N], out[N], tmp, bit1[N], bit2[N], edges[N][2], que[N][5], low[N], high[N], best[N], ans[N];
lg n, m, q;
/*
BIT: sum, cnt
queries: st, en, gold, silver
*/
 
void dfs(lg src)
{
  in[src] = ++tmp;
  euler[in[src]] = src;
  for(auto it : adj[src])
  {
    if(anc[src][0] == it) continue;
    anc[it][0] = src;
    for(int i = 1; i < 20; i++)
 
 
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• Subtask 1: 10 / 10
• Subtask 2: 28 / 28
• Subtask 3: 30 / 30
• Subtask 4: 32 / 32