Submission #684668

#	Time	Username	Problem	Language	Result	Execution time	Memory
684668		LeonaRaging	Planinarenje (COCI18_planinarenje)	C++14	48 / 160	6 ms	724 KiB

planinarenje

#include <bits/stdc++.h>
using namespace std;

#define pb push_back
#define db(val) "[" #val " = " << (val) << "] "

const int maxn = 5e3 + 4;

int n, m, t, mt[maxn], vis[maxn];
bool good[maxn], used[maxn];
vector<int> adj[maxn];

bool try_kuhn(int u) {
    if (vis[u] != t) vis[u] = t;
    else return 0;
    for (int v : adj[u])
        if (!mt[v] || try_kuhn(mt[v])) {
            mt[v] = u;
            good[u] = 1;
            return 1;
        }
    return 0;
}

void dfs(int u) {
    if (vis[u]) return;
    vis[u] = 1;
    for (int v : adj[u])
        if (mt[v]) {
            good[mt[v]] = 0;
            dfs(mt[v]);
        }
}

int main()
{
    ios::sync_with_stdio(0);
    cin.tie(0); cout.tie(0);
    cin >> n >> m;
    for (int i = 1, u, v; i <= m; i++) {
        cin >> u >> v;
        adj[u].pb(v);
    }
    for (int u = 1; u <= n; u++)
        for (int v : adj[u])
            if (!mt[v]) {
                mt[v] = u;
                used[u] = good[u] = 1;
                break;
            }
    for (int u = 1; u <= n; u++)
        if (!used[u])
            t++, try_kuhn(u);
    memset(vis, 0, sizeof vis);
    for (int u = 1; u <= n; u++)
        if (!used[u])
            t++, dfs(u);
    for (int u = 1; u <= n; u++)
        cout << (good[u] ? "Slavko" : "Mirko") << '\n';
}

• Subtask 1: 16 / 16
• Subtask 2: 0 / 16
• Subtask 3: 0 / 16
• Subtask 4: 16 / 16
• Subtask 5: 16 / 16
• Subtask 6: 0 / 16
• Subtask 7: 0 / 16
• Subtask 8: 0 / 16
• Subtask 9: 0 / 16
• Subtask 10: 0 / 16