Submission #835329

#	Time	Username	Problem	Language	Result	Execution time	Memory
835329		EntityPlantt	Zamjena (COCI18_zamjena)	C++14	70 / 70	168 ms	14192 KiB

zamjena

#include <iostream>
#include <map>
#include <set>
using namespace std;
int n, i;
string arr[50000], x;
map <string, int> m;
map <string, set <string>> eq;
inline const int v(const string &k) {
    return isdigit(k[0]) ? stoi(k) : m[k];
}
inline void s(const string &k, const int &i) {
    m[k] = i;
    string e;
    while (!eq[k].empty()) {
        e = *prev(eq[k].end());
        eq[k].erase(prev(eq[k].end()));
        s(e, i);
    }
}
int main() {
    ios::sync_with_stdio(); cin.tie(0); cout.tie(0);
    cin >> n;
    for (i = 0; i < n; i++) cin >> arr[i];
    for (i = 0; i < n; i++) {
        cin >> x;
        if (arr[i] == x);
        else if (v(arr[i]) && v(x)) {
            if (v(arr[i]) != v(x)) {
                cout << "NE";
                return 0;
            }
        }
        else if (v(arr[i])) s(x, v(arr[i]));
        else if (v(x)) s(arr[i], v(x));
        else {
            eq[arr[i]].insert(x);
            eq[x].insert(arr[i]);
        }
    }
    cout << "DA";
    return 0;
}

• Subtask 1: 14 / 14
• Subtask 2: 14 / 14
• Subtask 3: 14 / 14
• Subtask 4: 14 / 14
• Subtask 5: 14 / 14