Submission #642588

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
642588	2022-09-20 07:18:27	andreast12	Paths (BOI18_paths)	C++17	23 / 100	3091 ms	9184 KiB

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#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define pb push_back
#define fi first
#define se second
const int mod=998244353, maxn=1e5+5;
int n, m, k, c[maxn], u, v, ans;
vector<int> adj[maxn];
bool vis[maxn];
void dfs(int now, int state, int jml) {
    if(!vis[now]&&(((1<<c[now])&state)==0)) {
        if(jml==1) {
            ans++;
        } else {
            vis[now]=true;
            for(auto nxt:adj[now]) {
                dfs(nxt, state|(1<<c[now]), jml-1);
            }
        }
        vis[now]=false;
    }
}
int main() {
    ios_base::sync_with_stdio(false); cin.tie(NULL);
    cin >> n >> m >> k;
    for(int i=1; i<=n; i++) cin >> c[i];
    while(m--) {
 
 
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• Subtask 1: 23 / 23
• Subtask 2: 0 / 20
• Subtask 3: 0 / 27
• Subtask 4: 0 / 30