Submission #1159964

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1159964	2025-03-01 12:46:43	fryingduc	Constellation 3 (JOI20_constellation3)	C++20	100 / 100	250 ms	92668 KiB

constellation3

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#include "bits/stdc++.h"
using namespace std;
#ifdef duc_debug
#include "bits/debug.h"
#else
#define debug(...)
#endif
const int maxn = 2e5 + 5;
const int LG = 18;
int n, m, a[maxn];
int x[maxn], y[maxn], c[maxn];
pair<int, int> st[maxn][LG + 1];
vector<int> g[maxn];
int lg2[maxn];
int up[maxn][LG + 1], root;
vector<int> stars[maxn];
long long f[maxn];
long long fs[maxn];
int sz[maxn], head[maxn], h[maxn];
int tin[maxn], tout[maxn], rev[maxn], timer;
long long bit[maxn];
void update(int i, long long val) {
  for (; i <= n; i += i & (-i)) {
    bit[i] += val;
  }
 
 
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• Subtask 1: 14 / 14
• Subtask 2: 21 / 21
• Subtask 3: 65 / 65