oj.uz

Submission #977897

# Submission time Handle Problem Language Result Execution time Memory
977897 2024-05-08T13:25:55 Z rshohruh Rainforest Jumps (APIO21_jumps) C++14
44 / 100
 4000 ms 53080 KB 
#include "jumps.h"

#include <vector>
#include <bits/stdc++.h>
using namespace std;
int inf = 1e9;
int n, l;
vector<int> h;
vector<pair<int, int>> a;
vector<vector<int>> up, A;
void init(int N, std::vector<int> H)
{
	n = N+1;
	h = H;
	l = ceil(log2(n));

	h.push_back(n);
	a.resize(n);
	up.resize(n, vector<int>(l+1));
	A.resize(n, vector<int>(l+1));

	stack<int> st;
	for(int i = 0; i < n; ++i){
		while(!st.empty() && h[st.top()] < h[i]){
			a[st.top()].second = i;
			st.pop();
		}
		st.push(i);
	}
	while(!st.empty()){
		a[st.top()].second = st.top();
		st.pop();
	}

	for(int i = n-1; i >= 0; --i){
		while(!st.empty() && h[st.top()] < h[i]){
			a[st.top()].first = i;
			st.pop();
		}
		st.push(i);
	}
	while(!st.empty()){
		a[st.top()].first = st.top();
		st.pop();
	}

	vector<int> inv_h(n+1);
	for(int i = 0; i < n; ++i) inv_h[h[i]] = i;
	for(int i = n; i > 0; --i){
		int id = inv_h[i];

		if(h[a[id].first] > h[a[id].second]) up[id][0] = a[id].first;
		else up[id][0] = a[id].second;
		
		A[id][0] = a[id].second;

		// cerr << id << ' ' << up[id][0] << ' ';
		for(int j = 1; j <= l; ++j){
			up[id][j] = up[up[id][j-1]][j-1];
			A[id][j] = A[A[id][j-1]][j-1];
			// cerr << up[id][j] << ' ';
		}
		// cerr << endl;
		// cout << a[id].first << ' ' << id << ' ' << a[id].second << endl;
	}

}

int ans(int L, int R){
	int ans = 0;
	for(int i = l; i >= 0; --i){
		if(h[up[L][i]] <= h[R]){
			L = up[L][i];
			ans += (1<<i);
		}
	}
	for(int i = l; i >= 0; --i){
		if(h[A[L][i]] <= h[R]){
			L = A[L][i];
			ans += (1<<i);
		}
	}
	if(L == R) return ans;
	return inf;
}

int minimum_jumps(int A, int B, int C, int D)
{
	// return 0;
	int res = inf;
	for(int id = C; id <= D; ++id){
		int mx = 0, mx_id = B;
		for(int i = B; i >= A; --i){
			if(h[i] > h[id]) break;
			if(h[i] > mx){
				mx = h[i];
				mx_id = i;
			}
		}
		res = min(res, ans(mx_id, id));
	}
	return (res == inf ? -1 : res);
}

Subtask #1
0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 504 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Execution timed out 4048 ms 42212 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 504 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 3 ms 596 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 2 ms 344 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 2 ms 392 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 500 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 2 ms 344 KB Output is correct
24 Correct 2 ms 344 KB Output is correct
25 Correct 0 ms 520 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 2 ms 344 KB Output is correct
29 Correct 2 ms 344 KB Output is correct
30 Correct 2 ms 344 KB Output is correct
31 Correct 2 ms 344 KB Output is correct
32 Correct 2 ms 344 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 504 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 1 ms 500 KB Output is correct
37 Correct 0 ms 344 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 1 ms 344 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 504 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 1 ms 344 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 3 ms 596 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 2 ms 344 KB Output is correct
9 Correct 1 ms 344 KB Output is correct
10 Correct 2 ms 344 KB Output is correct
11 Correct 2 ms 344 KB Output is correct
12 Correct 2 ms 504 KB Output is correct
13 Correct 2 ms 344 KB Output is correct
14 Correct 1 ms 344 KB Output is correct
15 Correct 2 ms 392 KB Output is correct
16 Correct 2 ms 344 KB Output is correct
17 Correct 2 ms 344 KB Output is correct
18 Correct 1 ms 344 KB Output is correct
19 Correct 1 ms 500 KB Output is correct
20 Correct 2 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 2 ms 344 KB Output is correct
24 Correct 2 ms 344 KB Output is correct
25 Correct 0 ms 520 KB Output is correct
26 Correct 0 ms 344 KB Output is correct
27 Correct 1 ms 344 KB Output is correct
28 Correct 2 ms 344 KB Output is correct
29 Correct 2 ms 344 KB Output is correct
30 Correct 2 ms 344 KB Output is correct
31 Correct 2 ms 344 KB Output is correct
32 Correct 2 ms 344 KB Output is correct
33 Correct 1 ms 340 KB Output is correct
34 Correct 1 ms 504 KB Output is correct
35 Correct 1 ms 344 KB Output is correct
36 Correct 1 ms 500 KB Output is correct
37 Correct 0 ms 344 KB Output is correct
38 Correct 1 ms 344 KB Output is correct
39 Correct 1 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 1 ms 344 KB Output is correct
42 Correct 0 ms 344 KB Output is correct
43 Correct 1 ms 344 KB Output is correct
44 Correct 2 ms 560 KB Output is correct
45 Correct 2 ms 344 KB Output is correct
46 Correct 2 ms 344 KB Output is correct
47 Correct 2 ms 344 KB Output is correct
48 Correct 1 ms 344 KB Output is correct
49 Correct 2 ms 344 KB Output is correct
50 Correct 2 ms 344 KB Output is correct
51 Correct 2 ms 344 KB Output is correct
52 Correct 2 ms 344 KB Output is correct
53 Correct 2 ms 504 KB Output is correct
54 Correct 2 ms 508 KB Output is correct
55 Correct 2 ms 344 KB Output is correct
56 Correct 2 ms 344 KB Output is correct
57 Correct 1 ms 344 KB Output is correct
58 Correct 19 ms 600 KB Output is correct
59 Correct 26 ms 600 KB Output is correct
60 Correct 5 ms 344 KB Output is correct
61 Correct 39 ms 600 KB Output is correct
62 Correct 10 ms 344 KB Output is correct
63 Correct 31 ms 600 KB Output is correct
64 Correct 175 ms 600 KB Output is correct
65 Correct 186 ms 600 KB Output is correct
66 Correct 161 ms 600 KB Output is correct
67 Correct 35 ms 600 KB Output is correct
68 Correct 160 ms 760 KB Output is correct
69 Correct 29 ms 600 KB Output is correct
70 Correct 70 ms 600 KB Output is correct
71 Correct 0 ms 344 KB Output is correct
72 Correct 1 ms 344 KB Output is correct
73 Correct 3 ms 516 KB Output is correct
74 Correct 2 ms 500 KB Output is correct
75 Correct 2 ms 500 KB Output is correct
76 Correct 1 ms 344 KB Output is correct
77 Correct 1 ms 344 KB Output is correct
78 Correct 0 ms 344 KB Output is correct
79 Correct 1 ms 344 KB Output is correct
80 Correct 2 ms 344 KB Output is correct
81 Correct 1 ms 344 KB Output is correct
82 Correct 2 ms 344 KB Output is correct
83 Correct 2 ms 344 KB Output is correct
84 Correct 2 ms 504 KB Output is correct
85 Correct 2 ms 500 KB Output is correct
86 Correct 1 ms 344 KB Output is correct
87 Correct 1 ms 344 KB Output is correct
88 Correct 1 ms 344 KB Output is correct
89 Correct 1 ms 344 KB Output is correct
90 Correct 1 ms 344 KB Output is correct
91 Correct 1 ms 344 KB Output is correct
92 Correct 1 ms 344 KB Output is correct
93 Correct 1 ms 344 KB Output is correct
94 Correct 3 ms 344 KB Output is correct
95 Correct 12 ms 600 KB Output is correct
96 Correct 13 ms 600 KB Output is correct
97 Correct 9 ms 600 KB Output is correct
98 Correct 9 ms 600 KB Output is correct
99 Correct 12 ms 600 KB Output is correct
100 Correct 1 ms 344 KB Output is correct
101 Correct 1 ms 344 KB Output is correct
102 Correct 13 ms 600 KB Output is correct
103 Correct 13 ms 600 KB Output is correct
104 Correct 12 ms 760 KB Output is correct
105 Correct 11 ms 764 KB Output is correct
106 Correct 11 ms 600 KB Output is correct
107 Correct 0 ms 344 KB Output is correct
108 Correct 1 ms 600 KB Output is correct
109 Correct 1 ms 600 KB Output is correct
110 Correct 1 ms 600 KB Output is correct
111 Correct 1 ms 600 KB Output is correct
112 Correct 1 ms 600 KB Output is correct
113 Correct 2 ms 608 KB Output is correct

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 344 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 0 ms 344 KB Output is correct
5 Correct 128 ms 41784 KB Output is correct
6 Correct 191 ms 51880 KB Output is correct
7 Correct 76 ms 23664 KB Output is correct
8 Correct 186 ms 52256 KB Output is correct
9 Correct 14 ms 7292 KB Output is correct
10 Correct 244 ms 51872 KB Output is correct
11 Execution timed out 4103 ms 52812 KB Time limit exceeded
12 Halted 0 ms 0 KB -

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 207 ms 21184 KB Output is correct
5 Correct 843 ms 52088 KB Output is correct
6 Correct 446 ms 7892 KB Output is correct
7 Correct 780 ms 51880 KB Output is correct
8 Correct 416 ms 16076 KB Output is correct
9 Correct 799 ms 52288 KB Output is correct
10 Correct 987 ms 52896 KB Output is correct
11 Correct 842 ms 52400 KB Output is correct
12 Correct 839 ms 52808 KB Output is correct
13 Correct 805 ms 52096 KB Output is correct
14 Correct 776 ms 52224 KB Output is correct
15 Correct 681 ms 52916 KB Output is correct
16 Correct 698 ms 53080 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 11 ms 600 KB Output is correct
28 Correct 9 ms 600 KB Output is correct
29 Correct 12 ms 600 KB Output is correct
30 Correct 10 ms 856 KB Output is correct
31 Correct 9 ms 600 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 75 ms 26528 KB Output is correct
34 Correct 163 ms 51880 KB Output is correct
35 Correct 125 ms 52892 KB Output is correct
36 Correct 138 ms 52032 KB Output is correct
37 Correct 111 ms 52244 KB Output is correct
38 Correct 74 ms 52912 KB Output is correct

Subtask #6
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 344 KB Output is correct
4 Correct 207 ms 21184 KB Output is correct
5 Correct 843 ms 52088 KB Output is correct
6 Correct 446 ms 7892 KB Output is correct
7 Correct 780 ms 51880 KB Output is correct
8 Correct 416 ms 16076 KB Output is correct
9 Correct 799 ms 52288 KB Output is correct
10 Correct 987 ms 52896 KB Output is correct
11 Correct 842 ms 52400 KB Output is correct
12 Correct 839 ms 52808 KB Output is correct
13 Correct 805 ms 52096 KB Output is correct
14 Correct 776 ms 52224 KB Output is correct
15 Correct 681 ms 52916 KB Output is correct
16 Correct 698 ms 53080 KB Output is correct
17 Correct 1 ms 344 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 1 ms 344 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 2 ms 344 KB Output is correct
22 Correct 1 ms 344 KB Output is correct
23 Correct 1 ms 344 KB Output is correct
24 Correct 1 ms 344 KB Output is correct
25 Correct 0 ms 344 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 11 ms 600 KB Output is correct
28 Correct 9 ms 600 KB Output is correct
29 Correct 12 ms 600 KB Output is correct
30 Correct 10 ms 856 KB Output is correct
31 Correct 9 ms 600 KB Output is correct
32 Correct 0 ms 344 KB Output is correct
33 Correct 75 ms 26528 KB Output is correct
34 Correct 163 ms 51880 KB Output is correct
35 Correct 125 ms 52892 KB Output is correct
36 Correct 138 ms 52032 KB Output is correct
37 Correct 111 ms 52244 KB Output is correct
38 Correct 74 ms 52912 KB Output is correct
39 Correct 0 ms 344 KB Output is correct
40 Correct 0 ms 344 KB Output is correct
41 Correct 0 ms 344 KB Output is correct
42 Correct 208 ms 21108 KB Output is correct
43 Correct 802 ms 51876 KB Output is correct
44 Correct 476 ms 7904 KB Output is correct
45 Correct 900 ms 52092 KB Output is correct
46 Correct 418 ms 15944 KB Output is correct
47 Correct 790 ms 52092 KB Output is correct
48 Correct 1040 ms 52916 KB Output is correct
49 Correct 903 ms 52656 KB Output is correct
50 Correct 946 ms 52808 KB Output is correct
51 Correct 797 ms 51872 KB Output is correct
52 Correct 885 ms 52132 KB Output is correct
53 Correct 699 ms 52792 KB Output is correct
54 Correct 671 ms 52900 KB Output is correct
55 Correct 1 ms 344 KB Output is correct
56 Correct 225 ms 51800 KB Output is correct
57 Correct 798 ms 51872 KB Output is correct
58 Correct 338 ms 8420 KB Output is correct
59 Correct 830 ms 52104 KB Output is correct
60 Correct 317 ms 16328 KB Output is correct
61 Correct 817 ms 51872 KB Output is correct
62 Execution timed out 4083 ms 52924 KB Time limit exceeded
63 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 504 KB Output is correct
2 Correct 1 ms 344 KB Output is correct
3 Execution timed out 4048 ms 42212 KB Time limit exceeded
4 Halted 0 ms 0 KB -