Submission #1171620

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
1171620	2025-03-21 13:21:09	phungmanager0	Village (BOI20_village)	C++20	0 / 100	1 ms	2628 KiB

Village

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#include <bits/stdc++.h>
#define FOR(i, a, b) for (int i = (a), _b = (b); i <= _b; i++)
#define FORD(i, b, a) for (int i = (b), _a = (a); i >= _a; i--)
#define REP(i, n) for (int i = 0, _n = (n); i < _n; i++)
#define FORE(i, v) for (__typeof((v).begin()) i = (v).begin(); i != (v).end(); i++)
#define ALL(v) (v).begin(), (v).end()
#define IS_INF(x)   (std::isinf(x))
#define IS_NAN(x)   (std::isnan(x))
#define fi   first
#define se   second
#define int long long
#define MASK(i) (1LL << (i))
#define BIT(x, i) (((x) >> (i)) & 1)
#define div   ___div
#define prev   ___prev
#define next   ___next
#define left   ___leftc
#define right   ___right
#define __builtin_popcount __builtin_popcountll
using namespace std;
const int MAXN = 1e5 + 5;
int n, a[MAXN], Sz[MAXN], ans[MAXN], res = 0; vector<int> g[MAXN];
bool del[MAXN]; vector<int> trace;
void loadgraph() {
    cin >> n;
    for(int i = 1; i < n; i++) {
        int u, v; cin >> u >> v;
        g[u].push_back(v);
        g[v].push_back(u);
    }
 
 
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Compilation message (stderr)

Village.cpp:76:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   76 | main(void) {
      | ^~~~

• Subtask 1: 0 / 12
• Subtask 2: 0 / 38
• Subtask 3: 0 / 50