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Submission #766327

# Submission time Handle Problem Language Result Execution time Memory
766327 2023-06-25T13:44:52 Z vito Palembang Bridges (APIO15_bridge) C++
8 / 100
 15 ms 6564 KB 
#include <bits/stdc++.h>
using namespace std;
using ll=long long;
const ll INF=1e18+5;
int main() {
	ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	int k, n;
	cin >> k >> n;
	char c, cc;
	vector<vector<int>> a(n, vector<int>(3));
	for(int i=0; i<n; i++) {
		cin >> c;
		cin >> a[i][0];
		cin >> cc;
		cin >> a[i][1];
		a[i][2]=(c==cc);
		if(a[i][0]>a[i][1]) {
			swap(a[i][0], a[i][1]);
		}
	}
	if(k==1 && n<=1000) {
		vector<int> pos;
		for(int i=0; i<n; i++) {
			pos.push_back(a[i][0]);
			pos.push_back(a[i][1]);
		}
		ll rj=INF, cur;
		for(int i=0; i<2*n; i++) {
			cur=0;
			for(int j=0; j<n; j++) {
				cur+=a[j][1]-a[j][0];
				if(a[j][2]==0) {
					cur++;
					if(pos[i]<a[j][0]) {
						cur+=2*(a[j][0]-pos[i]);
					}
					else if(pos[i]>a[j][1]) {
						cur+=2*(pos[i]-a[j][1]);
					}
				}
			}
			rj=min(rj, cur);
		}
		cout << rj << '\n';
		return 0;
	}
}

Subtask #1
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 316 KB Output is correct
3 Correct 4 ms 340 KB Output is correct
4 Correct 7 ms 332 KB Output is correct
5 Correct 6 ms 408 KB Output is correct
6 Correct 3 ms 340 KB Output is correct
7 Correct 3 ms 340 KB Output is correct
8 Correct 3 ms 340 KB Output is correct
9 Correct 6 ms 332 KB Output is correct
10 Correct 4 ms 340 KB Output is correct
11 Correct 4 ms 340 KB Output is correct

Subtask #2
0 / 14.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 3 ms 400 KB Output is correct
4 Correct 7 ms 328 KB Output is correct
5 Correct 6 ms 416 KB Output is correct
6 Correct 3 ms 400 KB Output is correct
7 Correct 4 ms 340 KB Output is correct
8 Correct 3 ms 340 KB Output is correct
9 Correct 6 ms 328 KB Output is correct
10 Correct 5 ms 396 KB Output is correct
11 Correct 4 ms 340 KB Output is correct
12 Incorrect 15 ms 6564 KB Output isn't correct
13 Halted 0 ms 0 KB -

Subtask #3
0 / 9.0

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