Submission #1037741

#	Time	Username	Problem	Language	Result	Execution time	Memory
1037741		stdfloat	Palembang Bridges (APIO15_bridge)	C++17	0 / 100	0 ms	348 KiB

bridge

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

using ll = long long;

#define int long long

#define ff  first
#define ss  second
#define pii pair<int, int>

ll f(int x, vector<pii> &v) {
    ll sm = 0;
    for (auto i : v) sm += abs(i.ff - x) + 1 + abs(i.ss - x);

    return sm;
}

int32_t main() {
    ios::sync_with_stdio(false); cin.tie(nullptr);

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

    ll sm = 0;
    vector<pii> v;
    for (int i = 0; i < n; i++) {
        char p, q;
        int s, t;
        cin >> p >> s >> q >> t;

        if (p == q) sm += abs(t - s);
        else v.push_back({s, t});
    }

    ll ans = LLONG_MAX;
    for (auto i : v) ans = min({ans, f(i.ff, v), f(i.ss, v)});

    cout << sm + ans;
}

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