oj.uz

Submission #657079

# Submission time Handle Problem Language Result Execution time Memory
657079 2022-11-08T20:12:06 Z 600Mihnea Painting Walls (APIO20_paint) C++17
51 / 100
 199 ms 164320 KB 
#include "paint.h"
#include <bits/stdc++.h>

using namespace std;

const int INF = (int) 1e9 + 7;

int minimumInstructions(int n, int m, int k, vector<int> cwant, vector<int> cnt, vector<vector<int>> like) {
	vector<bool> ok(n, 0);
	
	assert((int) like.size() == m);
	assert((int) cnt.size() == m);
	
	for (int i = 0; i < m; i++) {
		assert((int) like[i].size() == cnt[i]);
		sort(like[i].begin(), like[i].end());
	}
	
	function<int(int, int)> do_like = [&] (int i, int val) {
		int l = 0, r = (int) like[i].size() - 1;
		while (l <= r) {
			int m = (l + r) / 2;
			if (like[i][m] == val) {
				return 1;	
			}
			if (like[i][m] < val) {
				l = m + 1;
			} else {
				r = m - 1;
			}
		}
		return 0;
	};
	
	
	/*
		ok[y][w] = 1 if wall y can be painted by worker w
		eu vreau ok[y][x] & ok[y + 1][(x + 1) % n] & ... & ok[y + m - 1][(x + m - 1) % n]
				dp[y][x] = longest cyclical thing starting here that works
	*/
	
	vector<bool> isok(n * m, 0);
	vector<int> best(n * m, 0);
	
	vector<bool> act(k, 0);
		
	for (int w = 0; w < m; w++) {
		for (auto &col : like[w]) {
			act[col] = 1;
		}
		for (int i = 0; i < n; i++) {
			if (act[cwant[i]]) {
				isok[i * m + w] = 1;
			}
		}
		for (auto &col : like[w]) {
			act[col] = 0;
		}
	}
	
	for (int i = n - 1; i >= 0; i--) {
		for (int w = 0; w < m; w++) {
			if (isok[i * m + w]) {
				best[i * m + w] = 1;
				if (i + 1 < n) {
					best[i * m + w] += best[(i + 1) * m + (w + 1) % m];
				}
			}
		}
	}
	for (int y = 0; y + m - 1 < n; y++) {
		

		for (int w = 0; w < m; w++) {
			if (best[y * m + w] >= m) {
				ok[y] = 1;
			}
		}
	}	
	vector<int> inds;
	for (int i = 0; i < n; i++) {
		if (ok[i]) {
			inds.push_back(i);
		}
	}
	if (inds.empty()) {
		return -1;
	}
	assert((int) inds.size() >= 1);
	if (inds[0] != 0 || inds.back() != n - m) {
		return -1;	
	}
	int l = 0, cost = 0;
	while (1) {
		int r = l;
		cost++;
		while (r + 1 < (int) inds.size() && inds[r + 1] <= inds[l] + m) {
			r++;
		}
		if (r == (int) inds.size() - 1) {
			if (l < r) {
				cost++;
			}
			break;
		}
		if (l == r) {
			return -1;	
		}
		l = r;
	}
	return cost;
}

Subtask #1
0 / 12.0

# 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 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 304 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 724 KB Output is correct
14 Correct 1 ms 724 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct
17 Correct 1 ms 724 KB Output is correct
18 Correct 1 ms 724 KB Output is correct
19 Correct 1 ms 692 KB Output is correct
20 Correct 1 ms 696 KB Output is correct
21 Correct 1 ms 724 KB Output is correct
22 Correct 10 ms 1956 KB Output is correct
23 Correct 13 ms 1992 KB Output is correct
24 Correct 13 ms 2024 KB Output is correct
25 Correct 3 ms 724 KB Output is correct
26 Correct 2 ms 664 KB Output is correct
27 Correct 3 ms 724 KB Output is correct
28 Correct 3 ms 696 KB Output is correct
29 Correct 3 ms 724 KB Output is correct
30 Correct 3 ms 852 KB Output is correct
31 Correct 164 ms 162604 KB Output is correct
32 Correct 168 ms 162572 KB Output is correct
33 Correct 170 ms 162552 KB Output is correct
34 Correct 165 ms 162564 KB Output is correct
35 Correct 162 ms 162576 KB Output is correct
36 Correct 198 ms 162572 KB Output is correct
37 Correct 176 ms 163544 KB Output is correct
38 Correct 177 ms 163596 KB Output is correct
39 Correct 177 ms 163588 KB Output is correct
40 Correct 7 ms 2176 KB Output is correct
41 Correct 5 ms 1492 KB Output is correct
42 Correct 11 ms 2432 KB Output is correct
43 Correct 8 ms 1748 KB Output is correct
44 Correct 7 ms 1748 KB Output is correct
45 Correct 12 ms 3284 KB Output is correct
46 Runtime error 30 ms 14604 KB Execution killed with signal 6
47 Halted 0 ms 0 KB -

Subtask #2
15.0 / 15.0

# 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 0 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 304 KB Output is correct
7 Correct 1 ms 212 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 724 KB Output is correct
14 Correct 1 ms 724 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct
17 Correct 1 ms 724 KB Output is correct
18 Correct 1 ms 724 KB Output is correct
19 Correct 1 ms 692 KB Output is correct
20 Correct 1 ms 696 KB Output is correct
21 Correct 1 ms 724 KB Output is correct
22 Correct 1 ms 304 KB Output is correct
23 Correct 0 ms 212 KB Output is correct
24 Correct 0 ms 212 KB Output is correct
25 Correct 1 ms 212 KB Output is correct
26 Correct 0 ms 212 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 340 KB Output is correct
29 Correct 0 ms 340 KB Output is correct
30 Correct 1 ms 340 KB Output is correct
31 Correct 0 ms 300 KB Output is correct
32 Correct 1 ms 340 KB Output is correct
33 Correct 1 ms 556 KB Output is correct
34 Correct 1 ms 596 KB Output is correct
35 Correct 1 ms 468 KB Output is correct
36 Correct 1 ms 468 KB Output is correct
37 Correct 1 ms 560 KB Output is correct
38 Correct 1 ms 212 KB Output is correct
39 Correct 0 ms 212 KB Output is correct
40 Correct 1 ms 468 KB Output is correct
41 Correct 1 ms 468 KB Output is correct
42 Correct 1 ms 436 KB Output is correct
43 Correct 1 ms 340 KB Output is correct
44 Correct 1 ms 212 KB Output is correct
45 Correct 1 ms 340 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 304 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 724 KB Output is correct
51 Correct 2 ms 724 KB Output is correct
52 Correct 1 ms 724 KB Output is correct
53 Correct 1 ms 724 KB Output is correct
54 Correct 1 ms 724 KB Output is correct
55 Correct 1 ms 724 KB Output is correct
56 Correct 1 ms 724 KB Output is correct
57 Correct 1 ms 724 KB Output is correct
58 Correct 1 ms 692 KB Output is correct
59 Correct 2 ms 724 KB Output is correct
60 Correct 1 ms 688 KB Output is correct
61 Correct 2 ms 688 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 304 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct
17 Correct 1 ms 724 KB Output is correct
18 Correct 1 ms 724 KB Output is correct
19 Correct 1 ms 724 KB Output is correct
20 Correct 1 ms 724 KB Output is correct
21 Correct 1 ms 692 KB Output is correct
22 Correct 1 ms 696 KB Output is correct
23 Correct 1 ms 724 KB Output is correct
24 Correct 10 ms 1956 KB Output is correct
25 Correct 13 ms 1992 KB Output is correct
26 Correct 13 ms 2024 KB Output is correct
27 Correct 0 ms 212 KB Output is correct
28 Correct 1 ms 212 KB Output is correct
29 Correct 0 ms 212 KB Output is correct
30 Correct 0 ms 212 KB Output is correct
31 Correct 1 ms 340 KB Output is correct
32 Correct 0 ms 340 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 0 ms 300 KB Output is correct
35 Correct 1 ms 340 KB Output is correct
36 Correct 1 ms 556 KB Output is correct
37 Correct 1 ms 596 KB Output is correct
38 Correct 1 ms 468 KB Output is correct
39 Correct 1 ms 468 KB Output is correct
40 Correct 1 ms 560 KB Output is correct
41 Correct 1 ms 212 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 1 ms 468 KB Output is correct
44 Correct 1 ms 468 KB Output is correct
45 Correct 1 ms 436 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 1 ms 212 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 1 ms 340 KB Output is correct
50 Correct 1 ms 304 KB Output is correct
51 Correct 1 ms 340 KB Output is correct
52 Correct 1 ms 340 KB Output is correct
53 Correct 1 ms 724 KB Output is correct
54 Correct 2 ms 724 KB Output is correct
55 Correct 1 ms 724 KB Output is correct
56 Correct 1 ms 724 KB Output is correct
57 Correct 1 ms 724 KB Output is correct
58 Correct 1 ms 724 KB Output is correct
59 Correct 1 ms 724 KB Output is correct
60 Correct 1 ms 724 KB Output is correct
61 Correct 1 ms 692 KB Output is correct
62 Correct 2 ms 724 KB Output is correct
63 Correct 1 ms 688 KB Output is correct
64 Correct 2 ms 688 KB Output is correct
65 Correct 1 ms 468 KB Output is correct
66 Correct 1 ms 340 KB Output is correct
67 Correct 2 ms 468 KB Output is correct
68 Correct 1 ms 468 KB Output is correct
69 Correct 1 ms 468 KB Output is correct
70 Correct 2 ms 724 KB Output is correct
71 Correct 2 ms 724 KB Output is correct
72 Correct 2 ms 596 KB Output is correct
73 Correct 2 ms 340 KB Output is correct
74 Correct 2 ms 596 KB Output is correct
75 Correct 2 ms 608 KB Output is correct
76 Correct 15 ms 1740 KB Output is correct
77 Correct 14 ms 1768 KB Output is correct
78 Correct 19 ms 1856 KB Output is correct
79 Correct 2 ms 724 KB Output is correct
80 Correct 2 ms 724 KB Output is correct
81 Correct 1 ms 724 KB Output is correct
82 Correct 1 ms 724 KB Output is correct
83 Correct 2 ms 684 KB Output is correct
84 Correct 3 ms 908 KB Output is correct
85 Correct 3 ms 852 KB Output is correct
86 Correct 3 ms 852 KB Output is correct
87 Correct 3 ms 852 KB Output is correct
88 Correct 3 ms 852 KB Output is correct
89 Correct 3 ms 852 KB Output is correct
90 Correct 16 ms 2368 KB Output is correct
91 Correct 16 ms 2420 KB Output is correct
92 Correct 17 ms 2416 KB Output is correct

Subtask #4
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 304 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct
17 Correct 1 ms 724 KB Output is correct
18 Correct 1 ms 724 KB Output is correct
19 Correct 1 ms 724 KB Output is correct
20 Correct 1 ms 724 KB Output is correct
21 Correct 1 ms 692 KB Output is correct
22 Correct 1 ms 696 KB Output is correct
23 Correct 1 ms 724 KB Output is correct
24 Correct 10 ms 1956 KB Output is correct
25 Correct 13 ms 1992 KB Output is correct
26 Correct 13 ms 2024 KB Output is correct
27 Correct 3 ms 724 KB Output is correct
28 Correct 2 ms 664 KB Output is correct
29 Correct 3 ms 724 KB Output is correct
30 Correct 3 ms 696 KB Output is correct
31 Correct 3 ms 724 KB Output is correct
32 Correct 3 ms 852 KB Output is correct
33 Correct 164 ms 162604 KB Output is correct
34 Correct 168 ms 162572 KB Output is correct
35 Correct 170 ms 162552 KB Output is correct
36 Correct 165 ms 162564 KB Output is correct
37 Correct 162 ms 162576 KB Output is correct
38 Correct 198 ms 162572 KB Output is correct
39 Correct 176 ms 163544 KB Output is correct
40 Correct 177 ms 163596 KB Output is correct
41 Correct 177 ms 163588 KB Output is correct
42 Correct 0 ms 212 KB Output is correct
43 Correct 1 ms 212 KB Output is correct
44 Correct 0 ms 212 KB Output is correct
45 Correct 0 ms 212 KB Output is correct
46 Correct 1 ms 340 KB Output is correct
47 Correct 0 ms 340 KB Output is correct
48 Correct 1 ms 340 KB Output is correct
49 Correct 0 ms 300 KB Output is correct
50 Correct 1 ms 340 KB Output is correct
51 Correct 1 ms 556 KB Output is correct
52 Correct 1 ms 596 KB Output is correct
53 Correct 1 ms 468 KB Output is correct
54 Correct 1 ms 468 KB Output is correct
55 Correct 1 ms 560 KB Output is correct
56 Correct 1 ms 212 KB Output is correct
57 Correct 0 ms 212 KB Output is correct
58 Correct 1 ms 468 KB Output is correct
59 Correct 1 ms 468 KB Output is correct
60 Correct 1 ms 436 KB Output is correct
61 Correct 1 ms 340 KB Output is correct
62 Correct 1 ms 212 KB Output is correct
63 Correct 1 ms 340 KB Output is correct
64 Correct 1 ms 340 KB Output is correct
65 Correct 1 ms 304 KB Output is correct
66 Correct 1 ms 340 KB Output is correct
67 Correct 1 ms 340 KB Output is correct
68 Correct 1 ms 724 KB Output is correct
69 Correct 2 ms 724 KB Output is correct
70 Correct 1 ms 724 KB Output is correct
71 Correct 1 ms 724 KB Output is correct
72 Correct 1 ms 724 KB Output is correct
73 Correct 1 ms 724 KB Output is correct
74 Correct 1 ms 724 KB Output is correct
75 Correct 1 ms 724 KB Output is correct
76 Correct 1 ms 692 KB Output is correct
77 Correct 2 ms 724 KB Output is correct
78 Correct 1 ms 688 KB Output is correct
79 Correct 2 ms 688 KB Output is correct
80 Correct 1 ms 468 KB Output is correct
81 Correct 1 ms 340 KB Output is correct
82 Correct 2 ms 468 KB Output is correct
83 Correct 1 ms 468 KB Output is correct
84 Correct 1 ms 468 KB Output is correct
85 Correct 2 ms 724 KB Output is correct
86 Correct 2 ms 724 KB Output is correct
87 Correct 2 ms 596 KB Output is correct
88 Correct 2 ms 340 KB Output is correct
89 Correct 2 ms 596 KB Output is correct
90 Correct 2 ms 608 KB Output is correct
91 Correct 15 ms 1740 KB Output is correct
92 Correct 14 ms 1768 KB Output is correct
93 Correct 19 ms 1856 KB Output is correct
94 Correct 2 ms 724 KB Output is correct
95 Correct 2 ms 724 KB Output is correct
96 Correct 1 ms 724 KB Output is correct
97 Correct 1 ms 724 KB Output is correct
98 Correct 2 ms 684 KB Output is correct
99 Correct 3 ms 908 KB Output is correct
100 Correct 3 ms 852 KB Output is correct
101 Correct 3 ms 852 KB Output is correct
102 Correct 3 ms 852 KB Output is correct
103 Correct 3 ms 852 KB Output is correct
104 Correct 3 ms 852 KB Output is correct
105 Correct 16 ms 2368 KB Output is correct
106 Correct 16 ms 2420 KB Output is correct
107 Correct 17 ms 2416 KB Output is correct
108 Correct 2 ms 824 KB Output is correct
109 Correct 93 ms 36692 KB Output is correct
110 Correct 79 ms 32388 KB Output is correct
111 Correct 76 ms 31884 KB Output is correct
112 Correct 109 ms 45872 KB Output is correct
113 Correct 94 ms 41812 KB Output is correct
114 Correct 55 ms 45896 KB Output is correct
115 Correct 11 ms 4076 KB Output is correct
116 Correct 66 ms 55064 KB Output is correct
117 Correct 41 ms 31600 KB Output is correct
118 Correct 14 ms 5964 KB Output is correct
119 Correct 95 ms 87876 KB Output is correct
120 Correct 108 ms 95588 KB Output is correct
121 Correct 98 ms 94540 KB Output is correct
122 Correct 42 ms 28232 KB Output is correct
123 Correct 32 ms 26828 KB Output is correct
124 Correct 30 ms 14092 KB Output is correct
125 Correct 18 ms 12708 KB Output is correct
126 Correct 5 ms 1876 KB Output is correct
127 Correct 48 ms 40900 KB Output is correct
128 Correct 12 ms 8020 KB Output is correct
129 Correct 16 ms 11604 KB Output is correct
130 Correct 2 ms 800 KB Output is correct
131 Correct 130 ms 51720 KB Output is correct
132 Correct 163 ms 65156 KB Output is correct
133 Correct 193 ms 73576 KB Output is correct
134 Correct 193 ms 80368 KB Output is correct
135 Correct 199 ms 86348 KB Output is correct
136 Correct 174 ms 163436 KB Output is correct
137 Correct 188 ms 163392 KB Output is correct
138 Correct 175 ms 163368 KB Output is correct
139 Correct 175 ms 163484 KB Output is correct
140 Correct 175 ms 163404 KB Output is correct
141 Correct 173 ms 163432 KB Output is correct
142 Correct 182 ms 164308 KB Output is correct
143 Correct 173 ms 162556 KB Output is correct
144 Correct 184 ms 164288 KB Output is correct
145 Correct 167 ms 162500 KB Output is correct
146 Correct 183 ms 164320 KB Output is correct
147 Correct 177 ms 162496 KB Output is correct
148 Correct 173 ms 162588 KB Output is correct
149 Correct 91 ms 81716 KB Output is correct
150 Correct 62 ms 54700 KB Output is correct
151 Correct 49 ms 41384 KB Output is correct

Subtask #5
0 / 37.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 304 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 0 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 212 KB Output is correct
8 Correct 0 ms 304 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 1 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 724 KB Output is correct
17 Correct 1 ms 724 KB Output is correct
18 Correct 1 ms 724 KB Output is correct
19 Correct 1 ms 724 KB Output is correct
20 Correct 1 ms 724 KB Output is correct
21 Correct 1 ms 692 KB Output is correct
22 Correct 1 ms 696 KB Output is correct
23 Correct 1 ms 724 KB Output is correct
24 Correct 10 ms 1956 KB Output is correct
25 Correct 13 ms 1992 KB Output is correct
26 Correct 13 ms 2024 KB Output is correct
27 Correct 3 ms 724 KB Output is correct
28 Correct 2 ms 664 KB Output is correct
29 Correct 3 ms 724 KB Output is correct
30 Correct 3 ms 696 KB Output is correct
31 Correct 3 ms 724 KB Output is correct
32 Correct 3 ms 852 KB Output is correct
33 Correct 164 ms 162604 KB Output is correct
34 Correct 168 ms 162572 KB Output is correct
35 Correct 170 ms 162552 KB Output is correct
36 Correct 165 ms 162564 KB Output is correct
37 Correct 162 ms 162576 KB Output is correct
38 Correct 198 ms 162572 KB Output is correct
39 Correct 176 ms 163544 KB Output is correct
40 Correct 177 ms 163596 KB Output is correct
41 Correct 177 ms 163588 KB Output is correct
42 Correct 7 ms 2176 KB Output is correct
43 Correct 5 ms 1492 KB Output is correct
44 Correct 11 ms 2432 KB Output is correct
45 Correct 8 ms 1748 KB Output is correct
46 Correct 7 ms 1748 KB Output is correct
47 Correct 12 ms 3284 KB Output is correct
48 Runtime error 30 ms 14604 KB Execution killed with signal 6
49 Halted 0 ms 0 KB -