Submission #1120365

#	Time	Username	Problem	Language	Result	Execution time	Memory
1120365		vjudge1	KOVANICE (COI15_kovanice)	C++17	0 / 100	52 ms	10756 KiB

kovanice

// author - alimammadzade

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

const int N = 3e5 + 1;
vector<int> g[N];
bool vis[N];
int res[N], n, m, v, k1, k2, a, b;

void dfs(int u, int k) {
    res[u] = k;
    vis[u] = 1;
    for (int v : g[u])
        if (!vis[v])
            dfs(v, k);
}

signed main() {
    cin.tie(nullptr)->sync_with_stdio(false);
    // system("cls"), freopen("in.txt", "r", stdin);
    cin >> n >> m >> v;
    if (n == 2) {
        while (v--) {
            char c;
            cin >> a >> c >> b;
            if (c == '=') {
                g[a].push_back(b);
                g[b].push_back(a);
            }
            else {
                k1 = a;
                k2 = b;
            }
        }
        if (k1) dfs(k1, 1);
        if (k2) dfs(k2, 2);
        for (int i = 1; i <= m; i++)
            if (res[i]) cout << 'K' << res[i] << '\n';
            else cout << "?\n";
    }
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 40
• Subtask 3: 0 / 10
• Subtask 4: 0 / 40