oj.uz

Submission #972764

# Submission time Handle Problem Language Result Execution time Memory
972764 2024-05-01T06:45:17 Z sleepntsheep Rainforest Jumps (APIO21_jumps) C++17
37 / 100
 4000 ms 13744 KB 
#include "jumps.h"

#include <vector>
#include <algorithm>

int subtask = -1;

#define MAX_N 200000
#define MAX_M (2*MAX_N)

int N, head[MAX_N], nxt[MAX_M], vv[MAX_M], timer, indeg[MAX_N], ng[MAX_N], pg[MAX_N], HI[MAX_N], H[MAX_N];

int dd[MAX_N], pp[MAX_N], jj[MAX_N];

void link(int u, int v)
{
    static int i = 1;
    nxt[i] = head[u];
    vv[i] = v;
    head[u] = i++;
    ++indeg[v];
}


void init(int N, std::vector<int> H) {
    ::N = N;
    if (N <= 200) subtask = 2;
    else if (N <= 2000) subtask = 3;
    int flag = 1;
    for (int i = 1; i < N; ++i) if (H[i] != H[i-1] + 1) flag = 0;
    if(flag) subtask = 1;

    static int stk[MAX_N], so;
    so = 0;
    for (int i = 0; i < N; stk[so++] = i++) while (so && H[stk[so-1]] < H[i]) ng[stk[so-1]]=i, link(stk[--so], i);
    while(so)ng[stk[--so]]=N;
    for (int i = N - 1; i >= 0; stk[so++] = i--) while (so && H[stk[so-1]] < H[i]) pg[stk[so-1]]=i, link(stk[--so], i);
    while(so)pg[stk[--so]]=-1;

    for (int i = 0; i < N; ++i) HI[::H[i]=H[i]-1] = i;

    for (int j = N; j--;)
    {
        int i = HI[j];
        int high = (pg[i] == -1) ? ng[i] : (ng[i] == -1 ? pg[i] : (H[ng[i]] > H[pg[i]] ? ng[i] : pg[i]));
        if (high != -1)
        {
            dd[i] = dd[high] + 1;
            pp[i] = high;
            jj[i] = dd[high] - dd[jj[high]] == dd[jj[high]] - dd[jj[jj[high]]] ? jj[jj[high]] : high;
        }
        else
            pp[i] = jj[i] = i;
    }

    if (subtask == -1) subtask = 4;
}

int Q_COUNTER = 0;

int minimum_jumps(int A, int B, int C, int D) {
    ++Q_COUNTER;

    if (subtask == 1) return (A>D)?-1:(B>=C?0:C-B);

    if (subtask == 4 && Q_COUNTER > 5) subtask = 5;

    if(subtask <= 4)
    {
        int dd[MAX_N], qu[MAX_N], qh=0, qt=0,z=1e9;
        for(int j=0;j<N;++j)dd[j]=1e9;
        for (int i = A; i <= B; ++i) dd[qu[qh++]=i]=0;
        while(qh-qt) for(int u=qu[qt++],j=head[u];j;j=nxt[j]) if(dd[vv[j]]>dd[u]+1)dd[vv[j]]=dd[u]+1,qu[qh++]=vv[j];
        for (int j = C; j <= D; ++j)if(dd[j]!=1e9&&dd[j]<z)z=dd[j];
        return(z<1e9?z:-1);
    }

    if (subtask == 5)
    {
        int u = A;
        for(;;)
        {
            if (H[jj[u]]<=H[C])u=jj[u];
            else if(H[pp[u]]<=H[C])u=pp[u];
            else break;
        }
        if(H[u]!=H[C])return -1;
        return dd[A]-dd[u]+1;
    }

    return -1;
}

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 10072 KB Output is correct
2 Correct 3 ms 10072 KB Output is correct
3 Correct 137 ms 12724 KB Output is correct
4 Correct 1124 ms 13744 KB Output is correct
5 Correct 975 ms 11964 KB Output is correct
6 Correct 1122 ms 13488 KB Output is correct
7 Correct 777 ms 12460 KB Output is correct
8 Correct 978 ms 13476 KB Output is correct

Subtask #2
8.0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 10072 KB Output is correct
2 Correct 2 ms 10072 KB Output is correct
3 Correct 2 ms 10072 KB Output is correct
4 Correct 2 ms 10072 KB Output is correct
5 Correct 3 ms 10056 KB Output is correct
6 Correct 4 ms 10072 KB Output is correct
7 Correct 3 ms 10072 KB Output is correct
8 Correct 3 ms 10072 KB Output is correct
9 Correct 2 ms 10072 KB Output is correct
10 Correct 4 ms 10072 KB Output is correct
11 Correct 4 ms 10072 KB Output is correct
12 Correct 4 ms 10072 KB Output is correct
13 Correct 4 ms 10072 KB Output is correct
14 Correct 4 ms 10072 KB Output is correct
15 Correct 4 ms 10060 KB Output is correct
16 Correct 4 ms 10072 KB Output is correct
17 Correct 4 ms 10072 KB Output is correct
18 Correct 2 ms 10072 KB Output is correct
19 Correct 2 ms 10072 KB Output is correct
20 Correct 4 ms 10072 KB Output is correct
21 Correct 3 ms 10072 KB Output is correct
22 Correct 4 ms 10072 KB Output is correct
23 Correct 4 ms 10072 KB Output is correct
24 Correct 4 ms 10072 KB Output is correct
25 Correct 2 ms 10072 KB Output is correct
26 Correct 2 ms 10072 KB Output is correct
27 Correct 4 ms 10072 KB Output is correct
28 Correct 3 ms 10072 KB Output is correct
29 Correct 4 ms 10072 KB Output is correct
30 Correct 4 ms 10072 KB Output is correct
31 Correct 3 ms 10072 KB Output is correct
32 Correct 3 ms 10072 KB Output is correct
33 Correct 2 ms 10072 KB Output is correct
34 Correct 2 ms 10072 KB Output is correct
35 Correct 2 ms 10072 KB Output is correct
36 Correct 2 ms 10072 KB Output is correct
37 Correct 2 ms 10072 KB Output is correct
38 Correct 2 ms 10072 KB Output is correct
39 Correct 2 ms 10072 KB Output is correct

Subtask #3
13.0 / 13.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 10072 KB Output is correct
2 Correct 2 ms 10072 KB Output is correct
3 Correct 2 ms 10072 KB Output is correct
4 Correct 2 ms 10072 KB Output is correct
5 Correct 3 ms 10056 KB Output is correct
6 Correct 4 ms 10072 KB Output is correct
7 Correct 3 ms 10072 KB Output is correct
8 Correct 3 ms 10072 KB Output is correct
9 Correct 2 ms 10072 KB Output is correct
10 Correct 4 ms 10072 KB Output is correct
11 Correct 4 ms 10072 KB Output is correct
12 Correct 4 ms 10072 KB Output is correct
13 Correct 4 ms 10072 KB Output is correct
14 Correct 4 ms 10072 KB Output is correct
15 Correct 4 ms 10060 KB Output is correct
16 Correct 4 ms 10072 KB Output is correct
17 Correct 4 ms 10072 KB Output is correct
18 Correct 2 ms 10072 KB Output is correct
19 Correct 2 ms 10072 KB Output is correct
20 Correct 4 ms 10072 KB Output is correct
21 Correct 3 ms 10072 KB Output is correct
22 Correct 4 ms 10072 KB Output is correct
23 Correct 4 ms 10072 KB Output is correct
24 Correct 4 ms 10072 KB Output is correct
25 Correct 2 ms 10072 KB Output is correct
26 Correct 2 ms 10072 KB Output is correct
27 Correct 4 ms 10072 KB Output is correct
28 Correct 3 ms 10072 KB Output is correct
29 Correct 4 ms 10072 KB Output is correct
30 Correct 4 ms 10072 KB Output is correct
31 Correct 3 ms 10072 KB Output is correct
32 Correct 3 ms 10072 KB Output is correct
33 Correct 2 ms 10072 KB Output is correct
34 Correct 2 ms 10072 KB Output is correct
35 Correct 2 ms 10072 KB Output is correct
36 Correct 2 ms 10072 KB Output is correct
37 Correct 2 ms 10072 KB Output is correct
38 Correct 2 ms 10072 KB Output is correct
39 Correct 2 ms 10072 KB Output is correct
40 Correct 2 ms 10072 KB Output is correct
41 Correct 2 ms 10072 KB Output is correct
42 Correct 2 ms 10188 KB Output is correct
43 Correct 2 ms 10072 KB Output is correct
44 Correct 3 ms 10072 KB Output is correct
45 Correct 4 ms 10072 KB Output is correct
46 Correct 3 ms 10072 KB Output is correct
47 Correct 3 ms 10072 KB Output is correct
48 Correct 2 ms 10080 KB Output is correct
49 Correct 4 ms 10072 KB Output is correct
50 Correct 3 ms 10080 KB Output is correct
51 Correct 4 ms 10072 KB Output is correct
52 Correct 4 ms 10076 KB Output is correct
53 Correct 4 ms 10080 KB Output is correct
54 Correct 4 ms 10072 KB Output is correct
55 Correct 4 ms 10072 KB Output is correct
56 Correct 3 ms 10072 KB Output is correct
57 Correct 2 ms 10080 KB Output is correct
58 Correct 19 ms 10080 KB Output is correct
59 Correct 24 ms 10080 KB Output is correct
60 Correct 6 ms 10080 KB Output is correct
61 Correct 22 ms 10080 KB Output is correct
62 Correct 17 ms 10184 KB Output is correct
63 Correct 26 ms 10080 KB Output is correct
64 Correct 20 ms 10332 KB Output is correct
65 Correct 33 ms 10080 KB Output is correct
66 Correct 30 ms 10080 KB Output is correct
67 Correct 23 ms 10268 KB Output is correct
68 Correct 29 ms 10072 KB Output is correct
69 Correct 27 ms 10072 KB Output is correct
70 Correct 31 ms 10072 KB Output is correct
71 Correct 2 ms 10072 KB Output is correct
72 Correct 2 ms 10072 KB Output is correct
73 Correct 4 ms 10072 KB Output is correct
74 Correct 4 ms 10072 KB Output is correct
75 Correct 3 ms 10072 KB Output is correct
76 Correct 4 ms 10072 KB Output is correct
77 Correct 4 ms 10072 KB Output is correct
78 Correct 2 ms 10072 KB Output is correct
79 Correct 2 ms 10324 KB Output is correct
80 Correct 3 ms 10072 KB Output is correct
81 Correct 4 ms 10072 KB Output is correct
82 Correct 3 ms 10072 KB Output is correct
83 Correct 3 ms 10072 KB Output is correct
84 Correct 4 ms 10072 KB Output is correct
85 Correct 4 ms 10072 KB Output is correct
86 Correct 2 ms 10072 KB Output is correct
87 Correct 2 ms 10072 KB Output is correct
88 Correct 3 ms 10072 KB Output is correct
89 Correct 2 ms 10072 KB Output is correct
90 Correct 2 ms 10072 KB Output is correct
91 Correct 2 ms 10072 KB Output is correct
92 Correct 2 ms 10072 KB Output is correct
93 Correct 2 ms 10072 KB Output is correct
94 Correct 5 ms 10072 KB Output is correct
95 Correct 23 ms 10324 KB Output is correct
96 Correct 32 ms 10072 KB Output is correct
97 Correct 30 ms 10072 KB Output is correct
98 Correct 28 ms 10072 KB Output is correct
99 Correct 26 ms 10072 KB Output is correct
100 Correct 2 ms 10072 KB Output is correct
101 Correct 3 ms 10072 KB Output is correct
102 Correct 20 ms 10072 KB Output is correct
103 Correct 29 ms 10072 KB Output is correct
104 Correct 24 ms 10072 KB Output is correct
105 Correct 27 ms 10072 KB Output is correct
106 Correct 30 ms 10072 KB Output is correct
107 Correct 2 ms 10072 KB Output is correct
108 Correct 2 ms 10072 KB Output is correct
109 Correct 2 ms 10072 KB Output is correct
110 Correct 2 ms 10180 KB Output is correct
111 Correct 2 ms 10072 KB Output is correct
112 Correct 2 ms 10228 KB Output is correct
113 Correct 2 ms 10072 KB Output is correct

Subtask #4
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 10072 KB Output is correct
2 Correct 2 ms 10072 KB Output is correct
3 Correct 2 ms 10072 KB Output is correct
4 Correct 2 ms 10072 KB Output is correct
5 Correct 21 ms 12204 KB Output is correct
6 Correct 32 ms 12728 KB Output is correct
7 Correct 14 ms 11452 KB Output is correct
8 Correct 27 ms 12888 KB Output is correct
9 Correct 6 ms 10780 KB Output is correct
10 Correct 26 ms 12752 KB Output is correct
11 Correct 20 ms 13496 KB Output is correct
12 Correct 24 ms 13244 KB Output is correct
13 Correct 23 ms 13216 KB Output is correct
14 Correct 30 ms 12724 KB Output is correct
15 Correct 29 ms 13500 KB Output is correct
16 Correct 22 ms 13496 KB Output is correct
17 Correct 24 ms 13492 KB Output is correct
18 Correct 2 ms 10072 KB Output is correct
19 Correct 2 ms 10072 KB Output is correct
20 Correct 2 ms 10072 KB Output is correct
21 Correct 2 ms 10072 KB Output is correct
22 Correct 2 ms 10072 KB Output is correct
23 Correct 2 ms 10072 KB Output is correct
24 Correct 2 ms 10072 KB Output is correct
25 Correct 2 ms 10072 KB Output is correct
26 Correct 2 ms 10072 KB Output is correct
27 Correct 2 ms 10072 KB Output is correct
28 Correct 2 ms 10072 KB Output is correct
29 Correct 2 ms 10068 KB Output is correct
30 Correct 2 ms 10072 KB Output is correct
31 Correct 2 ms 10072 KB Output is correct
32 Correct 2 ms 10072 KB Output is correct
33 Correct 26 ms 12720 KB Output is correct
34 Correct 26 ms 12724 KB Output is correct
35 Correct 26 ms 13240 KB Output is correct
36 Correct 24 ms 12728 KB Output is correct
37 Correct 21 ms 13128 KB Output is correct
38 Correct 21 ms 13492 KB Output is correct
39 Correct 2 ms 10328 KB Output is correct
40 Correct 15 ms 11708 KB Output is correct
41 Correct 27 ms 12728 KB Output is correct
42 Correct 22 ms 13236 KB Output is correct
43 Correct 29 ms 12724 KB Output is correct
44 Correct 23 ms 13376 KB Output is correct
45 Correct 25 ms 13484 KB Output is correct

Subtask #5
0 / 23.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 10072 KB Output is correct
2 Correct 2 ms 10072 KB Output is correct
3 Correct 2 ms 10072 KB Output is correct
4 Execution timed out 4083 ms 11452 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #6
0 / 21.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 10072 KB Output is correct
2 Correct 2 ms 10072 KB Output is correct
3 Correct 2 ms 10072 KB Output is correct
4 Execution timed out 4083 ms 11452 KB Time limit exceeded
5 Halted 0 ms 0 KB -

Subtask #7
0 / 19.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 10072 KB Output is correct
2 Correct 3 ms 10072 KB Output is correct
3 Correct 137 ms 12724 KB Output is correct
4 Correct 1124 ms 13744 KB Output is correct
5 Correct 975 ms 11964 KB Output is correct
6 Correct 1122 ms 13488 KB Output is correct
7 Correct 777 ms 12460 KB Output is correct
8 Correct 978 ms 13476 KB Output is correct
9 Correct 2 ms 10072 KB Output is correct
10 Correct 2 ms 10072 KB Output is correct
11 Correct 2 ms 10072 KB Output is correct
12 Correct 2 ms 10072 KB Output is correct
13 Correct 3 ms 10056 KB Output is correct
14 Correct 4 ms 10072 KB Output is correct
15 Correct 3 ms 10072 KB Output is correct
16 Correct 3 ms 10072 KB Output is correct
17 Correct 2 ms 10072 KB Output is correct
18 Correct 4 ms 10072 KB Output is correct
19 Correct 4 ms 10072 KB Output is correct
20 Correct 4 ms 10072 KB Output is correct
21 Correct 4 ms 10072 KB Output is correct
22 Correct 4 ms 10072 KB Output is correct
23 Correct 4 ms 10060 KB Output is correct
24 Correct 4 ms 10072 KB Output is correct
25 Correct 4 ms 10072 KB Output is correct
26 Correct 2 ms 10072 KB Output is correct
27 Correct 2 ms 10072 KB Output is correct
28 Correct 4 ms 10072 KB Output is correct
29 Correct 3 ms 10072 KB Output is correct
30 Correct 4 ms 10072 KB Output is correct
31 Correct 4 ms 10072 KB Output is correct
32 Correct 4 ms 10072 KB Output is correct
33 Correct 2 ms 10072 KB Output is correct
34 Correct 2 ms 10072 KB Output is correct
35 Correct 4 ms 10072 KB Output is correct
36 Correct 3 ms 10072 KB Output is correct
37 Correct 4 ms 10072 KB Output is correct
38 Correct 4 ms 10072 KB Output is correct
39 Correct 3 ms 10072 KB Output is correct
40 Correct 3 ms 10072 KB Output is correct
41 Correct 2 ms 10072 KB Output is correct
42 Correct 2 ms 10072 KB Output is correct
43 Correct 2 ms 10072 KB Output is correct
44 Correct 2 ms 10072 KB Output is correct
45 Correct 2 ms 10072 KB Output is correct
46 Correct 2 ms 10072 KB Output is correct
47 Correct 2 ms 10072 KB Output is correct
48 Correct 2 ms 10072 KB Output is correct
49 Correct 2 ms 10072 KB Output is correct
50 Correct 2 ms 10188 KB Output is correct
51 Correct 2 ms 10072 KB Output is correct
52 Correct 3 ms 10072 KB Output is correct
53 Correct 4 ms 10072 KB Output is correct
54 Correct 3 ms 10072 KB Output is correct
55 Correct 3 ms 10072 KB Output is correct
56 Correct 2 ms 10080 KB Output is correct
57 Correct 4 ms 10072 KB Output is correct
58 Correct 3 ms 10080 KB Output is correct
59 Correct 4 ms 10072 KB Output is correct
60 Correct 4 ms 10076 KB Output is correct
61 Correct 4 ms 10080 KB Output is correct
62 Correct 4 ms 10072 KB Output is correct
63 Correct 4 ms 10072 KB Output is correct
64 Correct 3 ms 10072 KB Output is correct
65 Correct 2 ms 10080 KB Output is correct
66 Correct 19 ms 10080 KB Output is correct
67 Correct 24 ms 10080 KB Output is correct
68 Correct 6 ms 10080 KB Output is correct
69 Correct 22 ms 10080 KB Output is correct
70 Correct 17 ms 10184 KB Output is correct
71 Correct 26 ms 10080 KB Output is correct
72 Correct 20 ms 10332 KB Output is correct
73 Correct 33 ms 10080 KB Output is correct
74 Correct 30 ms 10080 KB Output is correct
75 Correct 23 ms 10268 KB Output is correct
76 Correct 29 ms 10072 KB Output is correct
77 Correct 27 ms 10072 KB Output is correct
78 Correct 31 ms 10072 KB Output is correct
79 Correct 2 ms 10072 KB Output is correct
80 Correct 2 ms 10072 KB Output is correct
81 Correct 4 ms 10072 KB Output is correct
82 Correct 4 ms 10072 KB Output is correct
83 Correct 3 ms 10072 KB Output is correct
84 Correct 4 ms 10072 KB Output is correct
85 Correct 4 ms 10072 KB Output is correct
86 Correct 2 ms 10072 KB Output is correct
87 Correct 2 ms 10324 KB Output is correct
88 Correct 3 ms 10072 KB Output is correct
89 Correct 4 ms 10072 KB Output is correct
90 Correct 3 ms 10072 KB Output is correct
91 Correct 3 ms 10072 KB Output is correct
92 Correct 4 ms 10072 KB Output is correct
93 Correct 4 ms 10072 KB Output is correct
94 Correct 2 ms 10072 KB Output is correct
95 Correct 2 ms 10072 KB Output is correct
96 Correct 3 ms 10072 KB Output is correct
97 Correct 2 ms 10072 KB Output is correct
98 Correct 2 ms 10072 KB Output is correct
99 Correct 2 ms 10072 KB Output is correct
100 Correct 2 ms 10072 KB Output is correct
101 Correct 2 ms 10072 KB Output is correct
102 Correct 5 ms 10072 KB Output is correct
103 Correct 23 ms 10324 KB Output is correct
104 Correct 32 ms 10072 KB Output is correct
105 Correct 30 ms 10072 KB Output is correct
106 Correct 28 ms 10072 KB Output is correct
107 Correct 26 ms 10072 KB Output is correct
108 Correct 2 ms 10072 KB Output is correct
109 Correct 3 ms 10072 KB Output is correct
110 Correct 20 ms 10072 KB Output is correct
111 Correct 29 ms 10072 KB Output is correct
112 Correct 24 ms 10072 KB Output is correct
113 Correct 27 ms 10072 KB Output is correct
114 Correct 30 ms 10072 KB Output is correct
115 Correct 2 ms 10072 KB Output is correct
116 Correct 2 ms 10072 KB Output is correct
117 Correct 2 ms 10072 KB Output is correct
118 Correct 2 ms 10180 KB Output is correct
119 Correct 2 ms 10072 KB Output is correct
120 Correct 2 ms 10228 KB Output is correct
121 Correct 2 ms 10072 KB Output is correct
122 Correct 2 ms 10072 KB Output is correct
123 Correct 2 ms 10072 KB Output is correct
124 Correct 2 ms 10072 KB Output is correct
125 Correct 2 ms 10072 KB Output is correct
126 Correct 21 ms 12204 KB Output is correct
127 Correct 32 ms 12728 KB Output is correct
128 Correct 14 ms 11452 KB Output is correct
129 Correct 27 ms 12888 KB Output is correct
130 Correct 6 ms 10780 KB Output is correct
131 Correct 26 ms 12752 KB Output is correct
132 Correct 20 ms 13496 KB Output is correct
133 Correct 24 ms 13244 KB Output is correct
134 Correct 23 ms 13216 KB Output is correct
135 Correct 30 ms 12724 KB Output is correct
136 Correct 29 ms 13500 KB Output is correct
137 Correct 22 ms 13496 KB Output is correct
138 Correct 24 ms 13492 KB Output is correct
139 Correct 2 ms 10072 KB Output is correct
140 Correct 2 ms 10072 KB Output is correct
141 Correct 2 ms 10072 KB Output is correct
142 Correct 2 ms 10072 KB Output is correct
143 Correct 2 ms 10072 KB Output is correct
144 Correct 2 ms 10072 KB Output is correct
145 Correct 2 ms 10072 KB Output is correct
146 Correct 2 ms 10072 KB Output is correct
147 Correct 2 ms 10072 KB Output is correct
148 Correct 2 ms 10072 KB Output is correct
149 Correct 2 ms 10072 KB Output is correct
150 Correct 2 ms 10068 KB Output is correct
151 Correct 2 ms 10072 KB Output is correct
152 Correct 2 ms 10072 KB Output is correct
153 Correct 2 ms 10072 KB Output is correct
154 Correct 26 ms 12720 KB Output is correct
155 Correct 26 ms 12724 KB Output is correct
156 Correct 26 ms 13240 KB Output is correct
157 Correct 24 ms 12728 KB Output is correct
158 Correct 21 ms 13128 KB Output is correct
159 Correct 21 ms 13492 KB Output is correct
160 Correct 2 ms 10328 KB Output is correct
161 Correct 15 ms 11708 KB Output is correct
162 Correct 27 ms 12728 KB Output is correct
163 Correct 22 ms 13236 KB Output is correct
164 Correct 29 ms 12724 KB Output is correct
165 Correct 23 ms 13376 KB Output is correct
166 Correct 25 ms 13484 KB Output is correct
167 Correct 2 ms 10072 KB Output is correct
168 Correct 2 ms 10072 KB Output is correct
169 Correct 2 ms 10072 KB Output is correct
170 Execution timed out 4083 ms 11452 KB Time limit exceeded
171 Halted 0 ms 0 KB -