oj.uz

Submission #558998

# Submission time Handle Problem Language Result Execution time Memory
558998 2022-05-09T07:21:23 Z LastRonin Rainforest Jumps (APIO21_jumps) C++14
48 / 100
 1170 ms 47896 KB 
#include "jumps.h"
 
#include <bits/stdc++.h>
 
#define ll long long
#define pii pair<int, int>
#define f first
#define s second
 
using namespace std;
 
const int N = 2e5 + 10;
 
int bp[N][18];
int bp2[N][18];
int bp3[N][18];
int z[N], h[N];
int Le[N], Ri[N];
 
void init(int n, vector<int> H) {
	for(int j = 1; j <= n; j++)
		h[j] = H[j - 1];
    stack<int> L, R;
	for(int j = 1; j <= n; j++)
		z[h[j]] = j;
	for(int i = 1; i <= n; i++) {
		while(L.size() && L.top() <= h[i])L.pop();	
		if(L.size())
			Le[i] = L.top();
		L.push(h[i]);		
	}	
	for(int i = n; i >= 1; i--) {
		while(R.size() && R.top() <= h[i])R.pop();	
		if(R.size())
			Ri[i] = R.top();
		R.push(h[i]);		
	}
	for(int j = n; j >= 1; j--) {
		bp[z[j]][0] = (Le[z[j]] > Ri[z[j]] ? Le[z[j]] : Ri[z[j]]);
		bp2[z[j]][0] = Ri[z[j]];
		bp3[z[j]][0] = Le[z[j]];
		for(int i = 1; i < 18; i++) {
			bp[z[j]][i] = bp[z[bp[z[j]][i - 1]]][i - 1];
			bp2[z[j]][i] = bp2[z[bp2[z[j]][i - 1]]][i - 1];
			bp3[z[j]][i] = bp3[z[bp3[z[j]][i - 1]]][i - 1];
		}
	}	
}
 
int minimum_jumps(int A, int B, int C, int D) {	
	A++, B++, C++, D++;
	ll X = B;
	for(int j = 17; j >= 0; j--) {
		if(bp2[X][j] == 0)continue;
		if(z[bp2[X][j]] < C) {
			X = z[bp2[X][j]];
		}
	}
	X = z[bp2[X][0]];	
	if(X > D || X == 0)return -1;
	C = X;

	for(int j = 17; j >= 0; j--) {
		if(bp3[B][j] == 0)continue;
		if(bp3[B][j] <= h[C] && z[bp3[B][j]] >= A) {
			B = z[bp3[B][j]];
		}		
	}
	ll F = Le[B];
	if(F != 0 && A <= F && F <= B && C <= Ri[F] && Ri[F] <= D)return 1;
	ll cnt = 0;
	for(int j = 17; j >= 0; j--) {
		if(bp[B][j] == 0)continue;
		if(bp[B][j] <= h[C]) {
			cnt += (1<<j);
			B = z[bp[B][j]];
		}
	}
	for(int j = 17; j >= 0; j--) {
		if(bp2[B][j] == 0)continue;
		if(bp2[B][j] <= h[C]) {
			cnt += (1<<j);
			B = z[bp2[B][j]];
		}
	}
	if(B != C)return -1;
	return cnt;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 167 ms 37676 KB Output is correct
4 Correct 984 ms 47284 KB Output is correct
5 Correct 898 ms 23940 KB Output is correct
6 Correct 1166 ms 47284 KB Output is correct
7 Correct 784 ms 32420 KB Output is correct
8 Correct 1170 ms 47288 KB Output is correct

Subtask #2
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 0 ms 336 KB Output is correct
5 Correct 2 ms 336 KB Output is correct
6 Incorrect 2 ms 336 KB Output isn't correct
7 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 336 KB Output is correct
2 Correct 1 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 0 ms 336 KB Output is correct
5 Correct 2 ms 336 KB Output is correct
6 Incorrect 2 ms 336 KB Output isn't correct
7 Halted 0 ms 0 KB -

Subtask #4
0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 0 ms 336 KB Output is correct
5 Correct 112 ms 38108 KB Output is correct
6 Correct 178 ms 47256 KB Output is correct
7 Correct 71 ms 24356 KB Output is correct
8 Incorrect 146 ms 47260 KB Output isn't correct
9 Halted 0 ms 0 KB -

Subtask #5
23.0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 261 ms 21720 KB Output is correct
5 Correct 895 ms 47136 KB Output is correct
6 Correct 569 ms 7980 KB Output is correct
7 Correct 845 ms 47144 KB Output is correct
8 Correct 502 ms 16464 KB Output is correct
9 Correct 985 ms 47224 KB Output is correct
10 Correct 1128 ms 47272 KB Output is correct
11 Correct 1002 ms 47796 KB Output is correct
12 Correct 1082 ms 47216 KB Output is correct
13 Correct 927 ms 47252 KB Output is correct
14 Correct 1056 ms 47672 KB Output is correct
15 Correct 857 ms 47384 KB Output is correct
16 Correct 831 ms 47432 KB Output is correct
17 Correct 0 ms 336 KB Output is correct
18 Correct 0 ms 336 KB Output is correct
19 Correct 2 ms 336 KB Output is correct
20 Correct 3 ms 336 KB Output is correct
21 Correct 3 ms 336 KB Output is correct
22 Correct 2 ms 344 KB Output is correct
23 Correct 2 ms 336 KB Output is correct
24 Correct 2 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 464 KB Output is correct
27 Correct 14 ms 720 KB Output is correct
28 Correct 20 ms 720 KB Output is correct
29 Correct 19 ms 720 KB Output is correct
30 Correct 25 ms 720 KB Output is correct
31 Correct 27 ms 720 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 71 ms 27624 KB Output is correct
34 Correct 139 ms 47144 KB Output is correct
35 Correct 106 ms 47244 KB Output is correct
36 Correct 132 ms 47236 KB Output is correct
37 Correct 111 ms 47580 KB Output is correct
38 Correct 78 ms 47432 KB Output is correct

Subtask #6
21.0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 0 ms 336 KB Output is correct
4 Correct 261 ms 21720 KB Output is correct
5 Correct 895 ms 47136 KB Output is correct
6 Correct 569 ms 7980 KB Output is correct
7 Correct 845 ms 47144 KB Output is correct
8 Correct 502 ms 16464 KB Output is correct
9 Correct 985 ms 47224 KB Output is correct
10 Correct 1128 ms 47272 KB Output is correct
11 Correct 1002 ms 47796 KB Output is correct
12 Correct 1082 ms 47216 KB Output is correct
13 Correct 927 ms 47252 KB Output is correct
14 Correct 1056 ms 47672 KB Output is correct
15 Correct 857 ms 47384 KB Output is correct
16 Correct 831 ms 47432 KB Output is correct
17 Correct 0 ms 336 KB Output is correct
18 Correct 0 ms 336 KB Output is correct
19 Correct 2 ms 336 KB Output is correct
20 Correct 3 ms 336 KB Output is correct
21 Correct 3 ms 336 KB Output is correct
22 Correct 2 ms 344 KB Output is correct
23 Correct 2 ms 336 KB Output is correct
24 Correct 2 ms 336 KB Output is correct
25 Correct 1 ms 336 KB Output is correct
26 Correct 1 ms 464 KB Output is correct
27 Correct 14 ms 720 KB Output is correct
28 Correct 20 ms 720 KB Output is correct
29 Correct 19 ms 720 KB Output is correct
30 Correct 25 ms 720 KB Output is correct
31 Correct 27 ms 720 KB Output is correct
32 Correct 1 ms 336 KB Output is correct
33 Correct 71 ms 27624 KB Output is correct
34 Correct 139 ms 47144 KB Output is correct
35 Correct 106 ms 47244 KB Output is correct
36 Correct 132 ms 47236 KB Output is correct
37 Correct 111 ms 47580 KB Output is correct
38 Correct 78 ms 47432 KB Output is correct
39 Correct 1 ms 336 KB Output is correct
40 Correct 0 ms 336 KB Output is correct
41 Correct 0 ms 336 KB Output is correct
42 Correct 266 ms 21716 KB Output is correct
43 Correct 721 ms 47304 KB Output is correct
44 Correct 612 ms 8092 KB Output is correct
45 Correct 859 ms 47260 KB Output is correct
46 Correct 557 ms 16388 KB Output is correct
47 Correct 937 ms 47260 KB Output is correct
48 Correct 1063 ms 47260 KB Output is correct
49 Correct 1160 ms 47896 KB Output is correct
50 Correct 1150 ms 47264 KB Output is correct
51 Correct 908 ms 47176 KB Output is correct
52 Correct 1044 ms 47656 KB Output is correct
53 Correct 772 ms 47304 KB Output is correct
54 Correct 915 ms 47288 KB Output is correct
55 Correct 0 ms 336 KB Output is correct
56 Correct 199 ms 47096 KB Output is correct
57 Correct 909 ms 47264 KB Output is correct
58 Correct 471 ms 8496 KB Output is correct
59 Correct 730 ms 47140 KB Output is correct
60 Correct 349 ms 16936 KB Output is correct
61 Correct 953 ms 47136 KB Output is correct
62 Correct 1046 ms 47264 KB Output is correct
63 Correct 1120 ms 47560 KB Output is correct
64 Correct 978 ms 47420 KB Output is correct
65 Correct 928 ms 47264 KB Output is correct
66 Correct 1164 ms 47584 KB Output is correct
67 Correct 1010 ms 47668 KB Output is correct
68 Correct 1020 ms 47312 KB Output is correct
69 Correct 0 ms 336 KB Output is correct
70 Correct 1 ms 336 KB Output is correct
71 Correct 3 ms 336 KB Output is correct
72 Correct 2 ms 336 KB Output is correct
73 Correct 2 ms 336 KB Output is correct
74 Correct 2 ms 336 KB Output is correct
75 Correct 3 ms 336 KB Output is correct
76 Correct 0 ms 276 KB Output is correct
77 Correct 0 ms 336 KB Output is correct
78 Correct 1 ms 336 KB Output is correct
79 Correct 2 ms 336 KB Output is correct
80 Correct 3 ms 336 KB Output is correct
81 Correct 3 ms 336 KB Output is correct
82 Correct 3 ms 336 KB Output is correct
83 Correct 2 ms 336 KB Output is correct
84 Correct 1 ms 340 KB Output is correct
85 Correct 4 ms 336 KB Output is correct
86 Correct 23 ms 720 KB Output is correct
87 Correct 20 ms 768 KB Output is correct
88 Correct 28 ms 720 KB Output is correct
89 Correct 25 ms 720 KB Output is correct
90 Correct 19 ms 720 KB Output is correct
91 Correct 1 ms 336 KB Output is correct
92 Correct 2 ms 464 KB Output is correct
93 Correct 25 ms 720 KB Output is correct
94 Correct 22 ms 720 KB Output is correct
95 Correct 23 ms 720 KB Output is correct
96 Correct 26 ms 720 KB Output is correct
97 Correct 20 ms 720 KB Output is correct
98 Correct 1 ms 384 KB Output is correct
99 Correct 172 ms 47188 KB Output is correct
100 Correct 149 ms 47328 KB Output is correct
101 Correct 84 ms 47288 KB Output is correct
102 Correct 135 ms 47264 KB Output is correct
103 Correct 134 ms 47668 KB Output is correct
104 Correct 89 ms 47464 KB Output is correct
105 Correct 1 ms 336 KB Output is correct
106 Correct 78 ms 27484 KB Output is correct
107 Correct 154 ms 47260 KB Output is correct
108 Correct 95 ms 47284 KB Output is correct
109 Correct 134 ms 47160 KB Output is correct
110 Correct 130 ms 47652 KB Output is correct
111 Correct 96 ms 47556 KB Output is correct

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 336 KB Output is correct
2 Correct 0 ms 336 KB Output is correct
3 Correct 167 ms 37676 KB Output is correct
4 Correct 984 ms 47284 KB Output is correct
5 Correct 898 ms 23940 KB Output is correct
6 Correct 1166 ms 47284 KB Output is correct
7 Correct 784 ms 32420 KB Output is correct
8 Correct 1170 ms 47288 KB Output is correct
9 Correct 1 ms 336 KB Output is correct
10 Correct 1 ms 336 KB Output is correct
11 Correct 0 ms 336 KB Output is correct
12 Correct 0 ms 336 KB Output is correct
13 Correct 2 ms 336 KB Output is correct
14 Incorrect 2 ms 336 KB Output isn't correct
15 Halted 0 ms 0 KB -