Submission #1345919

#	Time	Username	Problem	Language	Result	Execution time	Memory
1345919		killerzaluu	Palembang Bridges (APIO15_bridge)	C++20	0 / 100	1 ms	344 KiB

bridge

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

int main() {
    ios::sync_with_stdio(false);
    cin.tie(nullptr);

    int k, n;
    cin >> k >> n;

    long long ans = 0;
    vector<long long> v;

    for (int i = 1; i <= n; i++) {
        string a, b;
        cin >> a >> b;

        char p = a[0];
        long long s = stoll(a.substr(1));
        char q = b[0];
        long long t = stoll(b.substr(1));

        if (p == q) {
            ans += llabs(s - t);
        } else {
            ans++;
            v.push_back(s);
            v.push_back(t);
        }
    }

    if (!v.empty()) {
        sort(v.begin(), v.end());
        long long x = v[(int)v.size() / 2];
        for (long long z : v) ans += llabs(z - x);
    }

    cout << ans << '\n';
    return 0;
}

• Subtask 1: 0 / 8
• Subtask 2: 0 / 14
• Subtask 3: 0 / 9
• Subtask 4: 0 / 32
• Subtask 5: 0 / 37