Submission #852857

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
852857	2023-09-23 01:14:12	hngwlog	Binaria (CCO23_day1problem1)	C++14	25 / 25	183 ms	74776 KiB

Main

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#include <bits/stdc++.h>
using namespace std;
#define fi first
#define se second
#define _size(x) (int)x.size()
#define BIT(i, x) ((x >> i) & 1)
#define MASK(n) ((1 << n) - 1)
#define REP(i, n) for (int i = 0, _n = (n); i < _n; i++)
#define FOR(i, a, b) for (int i = a, _b = (b); i <= _b; i++)
#define FORD(i, a, b) for (int i = a, _b = (b); i >= _b; i--)
#define FORB1(i, mask) for (int i = mask; i > 0; i ^= i & - i)
#define FORB0(i, n, mask) for (int i = ((1 << n) - 1) ^ mask; i > 0; i ^= i & - i)
#define FORALL(i, a) for (auto i: a)
#define fastio ios_base::sync_with_stdio(0); cin.tie(0);
const int mod = 1e6 + 3;
vector<int> root, p, ivp;
int getroot(int u) {
    return root[u] == u ? u : (root[u] = getroot(root[u]));
}
bool unite(int u, int v) {
    u = getroot(u), v = getroot(v);
    if (u == v) return false;
    root[v] = u;
 
 
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• Subtask 1: 3 / 3
• Subtask 2: 3 / 3
• Subtask 3: 4 / 4
• Subtask 4: 4 / 4
• Subtask 5: 4 / 4
• Subtask 6: 7 / 7