oj.uz

Submission #1069357

# Submission time Handle Problem Language Result Execution time Memory
1069357 2024-08-21T20:16:23 Z pawned Painting Walls (APIO20_paint) C++17
0 / 100
 1500 ms 5884 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) {
	map<int, int> use;	// contractor that uses color i
	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.find(C[i]) == use.end())
			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 1 ms 348 KB Output is correct
2 Correct 1 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 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 600 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 440 KB Output is correct
22 Correct 28 ms 5884 KB Output is correct
23 Correct 28 ms 5716 KB Output is correct
24 Correct 31 ms 5724 KB Output is correct
25 Correct 5 ms 1372 KB Output is correct
26 Correct 5 ms 1372 KB Output is correct
27 Correct 3 ms 856 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 344 KB Output is correct
31 Execution timed out 1567 ms 1628 KB Time limit exceeded
32 Halted 0 ms 0 KB -

Subtask #2
0 / 15.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 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 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 1 ms 348 KB Output is correct
9 Correct 0 ms 344 KB Output is correct
10 Correct 1 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 1 ms 348 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 1 ms 348 KB Output is correct
17 Correct 1 ms 348 KB Output is correct
18 Correct 1 ms 600 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 348 KB Output is correct
21 Correct 1 ms 440 KB Output is correct
22 Incorrect 1 ms 344 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 344 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 344 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 344 KB Output isn't correct
2 Halted 0 ms 0 KB -