Submission #521174

#	Time	Username	Problem	Language	Result	Execution time	Memory
521174		Sharky	Palembang Bridges (APIO15_bridge)	C++17	22 / 100	38 ms	4172 KiB

bridge

#include <bits/stdc++.h>
using namespace std;
#define int long long
signed main() {
    ios::sync_with_stdio(0); cin.tie(0);
    int sameside = 0, k, n, m = 0, ans = 0; cin >> k >> n;
    vector<int> v(2 * n + 5);
    for (int i = 1; i <= n; i++) {
        char p, q; int s, t; cin >> p >> s >> q >> t;
        if (p == q) sameside += abs(s - t);
        else {
            m++; v[m] = s;
            m++; v[m] = t;
        }
    }
    if (k == 1) {
        sort(v.begin() + 1, v.begin() + m + 1);
        int bridge = v[(m + 1) / 2];
        for (int i = 1; i <= m; i += 2) {
            ans += abs(bridge - v[i]) + abs(bridge - v[i + 1]) + 1;
        }
        cout << ans + sameside << "\n";
    }
    return 0;
}

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