Submission #440640

# Submission time Handle Problem Language Result Execution time Memory
440640 2021-07-02T15:21:21 Z Elegia Rainforest Jumps (APIO21_jumps) C++17
48 / 100
1210 ms 46440 KB
#include "jumps.h"

const int MAX_N = 200010, L = 18;

int N;
int h[MAX_N], left[MAX_N][L], right[MAX_N][L], gr[MAX_N][L];

void init(int _N, std::vector<int> _H) {
	N = _N;
	std::copy(_H.begin(), _H.end(), h + 1);
	static int stack[MAX_N], ord[MAX_N];
	int cnt = 0;
	for (int i = 1; i <= N; ++i) {
		while (cnt && h[i] > h[stack[cnt]])
			right[stack[cnt--]][0] = i;
		left[i][0] = stack[cnt];
		stack[++cnt] = i;
	}
	for (int i = 1; i <= N; ++i) for (int j = 1; j != L; ++j)
		left[i][j] = left[left[i][j - 1]][j - 1];
	std::fill(right[N + 1], right[N + 1] + L, N + 1);
	for (int i = N; i; --i) {
		if (!right[i][0]) right[i][0] = N + 1;
		for (int j = 1; j != L; ++j)
			right[i][j] = right[right[i][j - 1]][j - 1];
	}
	for (int i = 1; i <= N; ++i) ord[h[i]] = i;
	std::fill(gr[N + 1], gr[N + 1] + L, N + 1);
	for (int i = N; i; --i) {
		int j = ord[i];
		gr[j][0] = right[j][0];
		if (h[left[j][0]] > h[right[j][0]]) gr[j][0] = left[j][0];
		for (int k = 1; k != L; ++k) gr[j][k] = gr[gr[j][k - 1]][k - 1];
	}
}

int minimum_jumps(int A, int B, int C, int D) {
	++A; ++B; ++C; ++D;
	for (int i = L - 1; i >= 0; --i) if (left[D][i] >= C)
		D = left[D][i];
	for (int i = L - 1; i >= 0; --i) if (left[B][i] >= A && h[left[B][i]] < h[D])
		B = left[B][i];
	int ret = 1;
	for (int i = L - 1; i >= 0; --i) if (gr[B][i] < C && h[gr[B][i]] < h[D]) {
		ret += 1 << i;
		B = gr[B][i];
	}
	for (int i = L - 1; i >= 0; --i) if (right[B][i] < C) {
		ret += 1 << i;
		B = right[B][i];
	}
	if (h[B] > h[D]) return -1;
	return ret;
}
# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 195 ms 36356 KB Output is correct
4 Correct 1078 ms 45576 KB Output is correct
5 Correct 829 ms 23128 KB Output is correct
6 Correct 1134 ms 45620 KB Output is correct
7 Correct 938 ms 31332 KB Output is correct
8 Correct 1101 ms 45636 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 0 ms 200 KB Output is correct
4 Correct 0 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Incorrect 3 ms 328 KB Output isn't correct
7 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 0 ms 200 KB Output is correct
4 Correct 0 ms 200 KB Output is correct
5 Correct 2 ms 328 KB Output is correct
6 Incorrect 3 ms 328 KB Output isn't correct
7 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 1 ms 200 KB Output is correct
4 Correct 1 ms 200 KB Output is correct
5 Correct 116 ms 36872 KB Output is correct
6 Correct 137 ms 45704 KB Output is correct
7 Correct 63 ms 23440 KB Output is correct
8 Correct 138 ms 45636 KB Output is correct
9 Correct 17 ms 7092 KB Output is correct
10 Correct 149 ms 45644 KB Output is correct
11 Correct 86 ms 45588 KB Output is correct
12 Correct 83 ms 45588 KB Output is correct
13 Correct 100 ms 45588 KB Output is correct
14 Correct 140 ms 45596 KB Output is correct
15 Incorrect 107 ms 46096 KB Output isn't correct
16 Halted 0 ms 0 KB -
# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 0 ms 200 KB Output is correct
4 Correct 292 ms 21016 KB Output is correct
5 Correct 992 ms 45692 KB Output is correct
6 Correct 697 ms 7704 KB Output is correct
7 Correct 1210 ms 45688 KB Output is correct
8 Correct 662 ms 15940 KB Output is correct
9 Correct 966 ms 45580 KB Output is correct
10 Correct 1113 ms 45632 KB Output is correct
11 Correct 1127 ms 45588 KB Output is correct
12 Correct 1111 ms 45588 KB Output is correct
13 Correct 1045 ms 45584 KB Output is correct
14 Correct 851 ms 45976 KB Output is correct
15 Correct 982 ms 46400 KB Output is correct
16 Correct 1026 ms 46400 KB Output is correct
17 Correct 0 ms 200 KB Output is correct
18 Correct 0 ms 200 KB Output is correct
19 Correct 1 ms 200 KB Output is correct
20 Correct 3 ms 328 KB Output is correct
21 Correct 3 ms 328 KB Output is correct
22 Correct 3 ms 328 KB Output is correct
23 Correct 3 ms 328 KB Output is correct
24 Correct 2 ms 328 KB Output is correct
25 Correct 0 ms 328 KB Output is correct
26 Correct 1 ms 456 KB Output is correct
27 Correct 20 ms 712 KB Output is correct
28 Correct 19 ms 712 KB Output is correct
29 Correct 17 ms 712 KB Output is correct
30 Correct 20 ms 712 KB Output is correct
31 Correct 19 ms 712 KB Output is correct
32 Correct 0 ms 200 KB Output is correct
33 Correct 75 ms 26476 KB Output is correct
34 Correct 144 ms 45588 KB Output is correct
35 Correct 99 ms 45632 KB Output is correct
36 Correct 132 ms 45652 KB Output is correct
37 Correct 102 ms 46048 KB Output is correct
38 Correct 90 ms 46356 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 0 ms 200 KB Output is correct
4 Correct 292 ms 21016 KB Output is correct
5 Correct 992 ms 45692 KB Output is correct
6 Correct 697 ms 7704 KB Output is correct
7 Correct 1210 ms 45688 KB Output is correct
8 Correct 662 ms 15940 KB Output is correct
9 Correct 966 ms 45580 KB Output is correct
10 Correct 1113 ms 45632 KB Output is correct
11 Correct 1127 ms 45588 KB Output is correct
12 Correct 1111 ms 45588 KB Output is correct
13 Correct 1045 ms 45584 KB Output is correct
14 Correct 851 ms 45976 KB Output is correct
15 Correct 982 ms 46400 KB Output is correct
16 Correct 1026 ms 46400 KB Output is correct
17 Correct 0 ms 200 KB Output is correct
18 Correct 0 ms 200 KB Output is correct
19 Correct 1 ms 200 KB Output is correct
20 Correct 3 ms 328 KB Output is correct
21 Correct 3 ms 328 KB Output is correct
22 Correct 3 ms 328 KB Output is correct
23 Correct 3 ms 328 KB Output is correct
24 Correct 2 ms 328 KB Output is correct
25 Correct 0 ms 328 KB Output is correct
26 Correct 1 ms 456 KB Output is correct
27 Correct 20 ms 712 KB Output is correct
28 Correct 19 ms 712 KB Output is correct
29 Correct 17 ms 712 KB Output is correct
30 Correct 20 ms 712 KB Output is correct
31 Correct 19 ms 712 KB Output is correct
32 Correct 0 ms 200 KB Output is correct
33 Correct 75 ms 26476 KB Output is correct
34 Correct 144 ms 45588 KB Output is correct
35 Correct 99 ms 45632 KB Output is correct
36 Correct 132 ms 45652 KB Output is correct
37 Correct 102 ms 46048 KB Output is correct
38 Correct 90 ms 46356 KB Output is correct
39 Correct 0 ms 200 KB Output is correct
40 Correct 0 ms 200 KB Output is correct
41 Correct 0 ms 200 KB Output is correct
42 Correct 279 ms 21008 KB Output is correct
43 Correct 963 ms 45836 KB Output is correct
44 Correct 694 ms 7908 KB Output is correct
45 Correct 1120 ms 45552 KB Output is correct
46 Correct 586 ms 15916 KB Output is correct
47 Correct 1103 ms 45632 KB Output is correct
48 Correct 1096 ms 45660 KB Output is correct
49 Correct 1026 ms 45632 KB Output is correct
50 Correct 787 ms 45668 KB Output is correct
51 Correct 1094 ms 45768 KB Output is correct
52 Correct 1131 ms 46016 KB Output is correct
53 Correct 911 ms 46368 KB Output is correct
54 Correct 1084 ms 46352 KB Output is correct
55 Correct 0 ms 200 KB Output is correct
56 Correct 220 ms 45468 KB Output is correct
57 Correct 1198 ms 45720 KB Output is correct
58 Correct 563 ms 8244 KB Output is correct
59 Correct 1085 ms 45660 KB Output is correct
60 Correct 469 ms 16408 KB Output is correct
61 Correct 1085 ms 45664 KB Output is correct
62 Correct 1115 ms 45700 KB Output is correct
63 Correct 1105 ms 45608 KB Output is correct
64 Correct 1025 ms 45620 KB Output is correct
65 Correct 1066 ms 45680 KB Output is correct
66 Correct 1158 ms 45968 KB Output is correct
67 Correct 1147 ms 46440 KB Output is correct
68 Correct 1026 ms 46404 KB Output is correct
69 Correct 0 ms 200 KB Output is correct
70 Correct 1 ms 200 KB Output is correct
71 Correct 3 ms 328 KB Output is correct
72 Correct 2 ms 328 KB Output is correct
73 Correct 2 ms 328 KB Output is correct
74 Correct 2 ms 328 KB Output is correct
75 Correct 2 ms 328 KB Output is correct
76 Correct 0 ms 200 KB Output is correct
77 Correct 0 ms 200 KB Output is correct
78 Correct 2 ms 200 KB Output is correct
79 Correct 1 ms 328 KB Output is correct
80 Correct 2 ms 328 KB Output is correct
81 Correct 2 ms 328 KB Output is correct
82 Correct 2 ms 328 KB Output is correct
83 Correct 2 ms 328 KB Output is correct
84 Correct 0 ms 328 KB Output is correct
85 Correct 3 ms 328 KB Output is correct
86 Correct 16 ms 712 KB Output is correct
87 Correct 11 ms 712 KB Output is correct
88 Correct 19 ms 712 KB Output is correct
89 Correct 20 ms 712 KB Output is correct
90 Correct 19 ms 712 KB Output is correct
91 Correct 0 ms 328 KB Output is correct
92 Correct 1 ms 456 KB Output is correct
93 Correct 23 ms 712 KB Output is correct
94 Correct 22 ms 712 KB Output is correct
95 Correct 20 ms 712 KB Output is correct
96 Correct 12 ms 712 KB Output is correct
97 Correct 11 ms 712 KB Output is correct
98 Correct 0 ms 200 KB Output is correct
99 Correct 128 ms 45588 KB Output is correct
100 Correct 142 ms 45632 KB Output is correct
101 Correct 88 ms 45600 KB Output is correct
102 Correct 123 ms 45668 KB Output is correct
103 Correct 101 ms 46100 KB Output is correct
104 Correct 85 ms 46340 KB Output is correct
105 Correct 0 ms 200 KB Output is correct
106 Correct 69 ms 26468 KB Output is correct
107 Correct 150 ms 45768 KB Output is correct
108 Correct 85 ms 45600 KB Output is correct
109 Correct 119 ms 45676 KB Output is correct
110 Correct 103 ms 46104 KB Output is correct
111 Correct 100 ms 46380 KB Output is correct
# Verdict Execution time Memory Grader output
1 Correct 0 ms 200 KB Output is correct
2 Correct 0 ms 200 KB Output is correct
3 Correct 195 ms 36356 KB Output is correct
4 Correct 1078 ms 45576 KB Output is correct
5 Correct 829 ms 23128 KB Output is correct
6 Correct 1134 ms 45620 KB Output is correct
7 Correct 938 ms 31332 KB Output is correct
8 Correct 1101 ms 45636 KB Output is correct
9 Correct 0 ms 200 KB Output is correct
10 Correct 0 ms 200 KB Output is correct
11 Correct 0 ms 200 KB Output is correct
12 Correct 0 ms 200 KB Output is correct
13 Correct 2 ms 328 KB Output is correct
14 Incorrect 3 ms 328 KB Output isn't correct
15 Halted 0 ms 0 KB -