oj.uz

Submission #1069358

# Submission time Handle Problem Language Result Execution time Memory
1069358 2024-08-21T20:17:16 Z pawned Painting Walls (APIO20_paint) C++17
0 / 100
 1500 ms 8068 KB 
#pragma GCC optimize("O1,O2,O3,Ofast,unroll-loops")

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

#define fi first
#define se second
#define pb push_back
typedef long long ll;
typedef pair<int, int> ii;
typedef vector<int> vi;

#include "paint.h"

int minimumInstructions(int N, int M, int K, vi C, vi A, vector<vi> B) {
	vi use(K, -1);
	for (int i = 0; i < M; i++) {
		for (int j = 0; j < A[i]; j++) {
			use[B[i][j]] = i;
		}
	}
	vector<bool> cfill(N - M + 1, false);
	for (int i = 0; i < N - M + 1; i++) {
		// try all rotations
		if (use[C[i]] == -1)
			continue;
		int j = use[C[i]];
//		cout<<i<<": "<<j<<endl;
		bool works = true;
		for (int k = 0; k < M; k++) {
			// use (k+j) mod M
			if (use[C[i + k]] != ((k + j) % M)) {
				works = false;
				break;
			}
		}
		if (works)
			cfill[i] = true;
	}
/*	cout<<"cfill: ";
	for (bool b : cfill)
		cout<<b<<" ";
	cout<<endl;*/
	set<int> good;
	for (int i = 0; i < N - M + 1; i++) {
		if (cfill[i])
			good.insert(i);
	}
	good.insert(-M);
	good.insert(N);
	int curr = -M;
	int total = 0;
	while (curr < N) {
		auto it = good.lower_bound(curr + M + 1);
		if (it == good.begin())
			return -1;
		int newc = *(--it);
		if (newc == curr)
			return -1;
		curr = newc;
		total++;
	}
	total--;
	return total;
}

Subtask #1
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 1 ms 860 KB Output is correct
18 Correct 1 ms 860 KB Output is correct
19 Correct 0 ms 604 KB Output is correct
20 Correct 1 ms 604 KB Output is correct
21 Correct 0 ms 604 KB Output is correct
22 Correct 7 ms 1540 KB Output is correct
23 Correct 7 ms 1628 KB Output is correct
24 Correct 7 ms 1624 KB Output is correct
25 Correct 5 ms 1368 KB Output is correct
26 Correct 5 ms 1368 KB Output is correct
27 Correct 3 ms 860 KB Output is correct
28 Correct 2 ms 604 KB Output is correct
29 Correct 2 ms 604 KB Output is correct
30 Correct 2 ms 348 KB Output is correct
31 Correct 76 ms 2048 KB Output is correct
32 Correct 75 ms 1872 KB Output is correct
33 Correct 76 ms 2032 KB Output is correct
34 Correct 75 ms 1872 KB Output is correct
35 Correct 78 ms 1876 KB Output is correct
36 Correct 77 ms 2032 KB Output is correct
37 Correct 12 ms 1856 KB Output is correct
38 Correct 10 ms 1884 KB Output is correct
39 Correct 8 ms 1884 KB Output is correct
40 Correct 23 ms 5212 KB Output is correct
41 Correct 15 ms 3420 KB Output is correct
42 Correct 14 ms 3420 KB Output is correct
43 Correct 7 ms 1112 KB Output is correct
44 Correct 5 ms 860 KB Output is correct
45 Correct 6 ms 1116 KB Output is correct
46 Execution timed out 1573 ms 8068 KB Time limit exceeded
47 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 1 ms 348 KB Output is correct
6 Correct 1 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 1 ms 348 KB Output is correct
13 Correct 1 ms 860 KB Output is correct
14 Correct 1 ms 860 KB Output is correct
15 Correct 1 ms 860 KB Output is correct
16 Correct 1 ms 860 KB Output is correct
17 Correct 1 ms 860 KB Output is correct
18 Correct 1 ms 860 KB Output is correct
19 Correct 0 ms 604 KB Output is correct
20 Correct 1 ms 604 KB Output is correct
21 Correct 0 ms 604 KB Output is correct
22 Incorrect 1 ms 348 KB Output isn't correct
23 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 23.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 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 348 KB Output isn't correct
2 Halted 0 ms 0 KB -