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Submission #766517

# Submission time Handle Problem Language Result Execution time Memory
766517 2023-06-25T18:13:48 Z Tob Palembang Bridges (APIO15_bridge) C++14
0 / 100
 1 ms 212 KB 
#include <bits/stdc++.h>

#define ll long long
#define F first
#define S second
#define all(x) x.begin(), x.end()
#define pb push_back
#define FIO ios_base::sync_with_stdio(false); cin.tie(0); cout.tie(0)

using namespace std;

typedef pair <ll, ll> pii;

int k, n;

int main () {
	cin >> k >> n;
	
	ll res = 0;
	vector <pii> v;
	for (int i = 0; i < n; i++) {
		char ca, cb;
		ll a, b;
		cin >> ca >> a >> cb >> b;
		if (a > b) swap(a, b);
		if (ca != cb) v.pb({a, b});
		res += b-a;
	}
	int m = v.size();
	
	if (k == 1) {
		ll com = 0;
		multiset <ll> s;
		for (auto it : v) {
			com += it.F;
			s.insert(it.F);
			s.insert(it.S);
		}
		ll la = 0, sl = -m, sol = 1e18;
		for (auto it : s) {
			com += (it - la)*sl;
			sl++;
			la = it;
			sol = min(sol, com);
		}
		cout << 2*sol+m+res;
	}

	return 0;
}

Subtask #1
0 / 8.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 32.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 37.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 212 KB Output isn't correct
2 Halted 0 ms 0 KB -