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답안 #973535

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
973535 2024-05-02T06:48:03 Z Tuanlinh123 밀림 점프 (APIO21_jumps) C++17
77 / 100
 4000 ms 64832 KB 
#include "jumps.h"
#include<bits/stdc++.h>
#define ll int
#define pll pair<ll, ll>
#define pb push_back
#define mp make_pair
#define fi first
#define se second
#define ld long double
#define sz(a) ((ll)(a).size())
using namespace std;

const ll maxn=200005, inf=1e9;
ll n, sp[20][maxn];
ll L[20][maxn], R[20][maxn], Max[20][maxn];

void init(ll N, vector<ll> H) 
{
    n=N, H.insert(H.begin(), inf), H.insert(H.end(), inf);
    for (ll i=0; i<=n+1; i++) sp[0][i]=H[i];
    for (ll i=1; i<20; i++)
        for (ll j=0; j+(1<<i)<=n+2; j++)
            sp[i][j]=max(sp[i-1][j], sp[i-1][j+(1<<i-1)]);
    stack <ll> st; st.push(0), L[0][0]=0;
    for (ll i=1; i<=n+1; i++)
    {
        while (H[st.top()]<H[i]) st.pop();
        L[0][i]=st.top(), st.push(i);
    }
    while (sz(st)) st.pop(); st.push(n+1), R[0][n+1]=n+1;
    for (ll i=n; i>=0; i--)
    {
        while (H[st.top()]<H[i]) st.pop();
        R[0][i]=st.top(), st.push(i);
    }
    for (ll i=0; i<=n+1; i++)
        Max[0][i]=H[L[0][i]]>H[R[0][i]]?L[0][i]:R[0][i];
    for (ll i=1; i<20; i++)
        for (ll j=0; j<=n+1; j++)
        {
            L[i][j]=L[i-1][L[i-1][j]];
            R[i][j]=R[i-1][R[i-1][j]];
            Max[i][j]=Max[i-1][Max[i-1][j]];
        }
}

ll query(ll l, ll r)
{
    ll j=__lg(r-l+1);
    return max(sp[j][l], sp[j][r-(1<<j)+1]);
}
bool check(ll i, ll l, ll r) {return query(i, r)==query(l, r);}

ll answer_sus(ll A, ll B, ll C, ll D)
{
    A++, B++, C++, D++;
    if (!check(B, C, D)) return inf;
    for (ll i=19; i>=0; i--)
        if (check(L[i][B], C, D) && L[i][B]>=A)
            B=L[i][B];
    ll ans=0;
    for (ll i=19; i>=0; i--)
        if (Max[i][B]<C && check(Max[i][B], C, D))
            ans+=1<<i, B=Max[i][B];
    for (ll i=19; i>=0; i--)
        if (R[i][B]<C)
            ans+=1<<i, B=R[i][B];
    return ans+1;
}

int minimum_jumps(int A, int B, int C, int D) 
{
    ll ans=inf;
    for (ll i=C; i<=D; i++)
        ans=min(ans, answer_sus(A, B, i, i));
    if (ans==inf) return -1;
    return ans;
}

Compilation message

jumps.cpp: In function 'void init(int, std::vector<int>)':
jumps.cpp:23:53: warning: suggest parentheses around '-' inside '<<' [-Wparentheses]
   23 |             sp[i][j]=max(sp[i-1][j], sp[i-1][j+(1<<i-1)]);
      |                                                    ~^~
jumps.cpp:30:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
   30 |     while (sz(st)) st.pop(); st.push(n+1), R[0][n+1]=n+1;
      |     ^~~~~
jumps.cpp:30:30: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'while'
   30 |     while (sz(st)) st.pop(); st.push(n+1), R[0][n+1]=n+1;
      |                              ^~

Subtask #1
0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 49496 KB Output is correct
2 Correct 5 ms 49496 KB Output is correct
3 Execution timed out 4038 ms 64060 KB Time limit exceeded
4 Halted 0 ms 0 KB -

Subtask #2
8.0 / 8.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 49496 KB Output is correct
2 Correct 6 ms 49496 KB Output is correct
3 Correct 6 ms 49660 KB Output is correct
4 Correct 6 ms 49752 KB Output is correct
5 Correct 6 ms 51544 KB Output is correct
6 Correct 7 ms 53592 KB Output is correct
7 Correct 7 ms 53800 KB Output is correct
8 Correct 7 ms 53592 KB Output is correct
9 Correct 6 ms 53592 KB Output is correct
10 Correct 7 ms 53592 KB Output is correct
11 Correct 7 ms 53592 KB Output is correct
12 Correct 9 ms 53592 KB Output is correct
13 Correct 8 ms 53592 KB Output is correct
14 Correct 7 ms 53592 KB Output is correct
15 Correct 7 ms 53592 KB Output is correct
16 Correct 8 ms 53592 KB Output is correct
17 Correct 7 ms 53592 KB Output is correct
18 Correct 5 ms 49684 KB Output is correct
19 Correct 6 ms 51544 KB Output is correct
20 Correct 7 ms 53588 KB Output is correct
21 Correct 7 ms 53592 KB Output is correct
22 Correct 7 ms 53592 KB Output is correct
23 Correct 7 ms 53592 KB Output is correct
24 Correct 7 ms 53592 KB Output is correct
25 Correct 6 ms 49640 KB Output is correct
26 Correct 5 ms 49496 KB Output is correct
27 Correct 6 ms 49496 KB Output is correct
28 Correct 7 ms 53772 KB Output is correct
29 Correct 7 ms 53592 KB Output is correct
30 Correct 7 ms 53592 KB Output is correct
31 Correct 7 ms 53592 KB Output is correct
32 Correct 8 ms 53592 KB Output is correct
33 Correct 5 ms 49496 KB Output is correct
34 Correct 6 ms 53592 KB Output is correct
35 Correct 6 ms 53592 KB Output is correct
36 Correct 6 ms 53592 KB Output is correct
37 Correct 6 ms 53592 KB Output is correct
38 Correct 7 ms 53592 KB Output is correct
39 Correct 6 ms 53704 KB Output is correct

Subtask #3
13.0 / 13.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 49496 KB Output is correct
2 Correct 6 ms 49496 KB Output is correct
3 Correct 6 ms 49660 KB Output is correct
4 Correct 6 ms 49752 KB Output is correct
5 Correct 6 ms 51544 KB Output is correct
6 Correct 7 ms 53592 KB Output is correct
7 Correct 7 ms 53800 KB Output is correct
8 Correct 7 ms 53592 KB Output is correct
9 Correct 6 ms 53592 KB Output is correct
10 Correct 7 ms 53592 KB Output is correct
11 Correct 7 ms 53592 KB Output is correct
12 Correct 9 ms 53592 KB Output is correct
13 Correct 8 ms 53592 KB Output is correct
14 Correct 7 ms 53592 KB Output is correct
15 Correct 7 ms 53592 KB Output is correct
16 Correct 8 ms 53592 KB Output is correct
17 Correct 7 ms 53592 KB Output is correct
18 Correct 5 ms 49684 KB Output is correct
19 Correct 6 ms 51544 KB Output is correct
20 Correct 7 ms 53588 KB Output is correct
21 Correct 7 ms 53592 KB Output is correct
22 Correct 7 ms 53592 KB Output is correct
23 Correct 7 ms 53592 KB Output is correct
24 Correct 7 ms 53592 KB Output is correct
25 Correct 6 ms 49640 KB Output is correct
26 Correct 5 ms 49496 KB Output is correct
27 Correct 6 ms 49496 KB Output is correct
28 Correct 7 ms 53772 KB Output is correct
29 Correct 7 ms 53592 KB Output is correct
30 Correct 7 ms 53592 KB Output is correct
31 Correct 7 ms 53592 KB Output is correct
32 Correct 8 ms 53592 KB Output is correct
33 Correct 5 ms 49496 KB Output is correct
34 Correct 6 ms 53592 KB Output is correct
35 Correct 6 ms 53592 KB Output is correct
36 Correct 6 ms 53592 KB Output is correct
37 Correct 6 ms 53592 KB Output is correct
38 Correct 7 ms 53592 KB Output is correct
39 Correct 6 ms 53704 KB Output is correct
40 Correct 6 ms 49496 KB Output is correct
41 Correct 5 ms 49496 KB Output is correct
42 Correct 6 ms 49496 KB Output is correct
43 Correct 5 ms 49620 KB Output is correct
44 Correct 6 ms 51544 KB Output is correct
45 Correct 7 ms 53592 KB Output is correct
46 Correct 6 ms 53592 KB Output is correct
47 Correct 7 ms 53592 KB Output is correct
48 Correct 6 ms 53592 KB Output is correct
49 Correct 7 ms 53592 KB Output is correct
50 Correct 7 ms 53592 KB Output is correct
51 Correct 7 ms 53684 KB Output is correct
52 Correct 7 ms 53592 KB Output is correct
53 Correct 7 ms 53592 KB Output is correct
54 Correct 7 ms 53592 KB Output is correct
55 Correct 8 ms 53792 KB Output is correct
56 Correct 7 ms 53592 KB Output is correct
57 Correct 7 ms 53760 KB Output is correct
58 Correct 15 ms 55640 KB Output is correct
59 Correct 23 ms 55640 KB Output is correct
60 Correct 8 ms 55640 KB Output is correct
61 Correct 17 ms 55780 KB Output is correct
62 Correct 16 ms 53848 KB Output is correct
63 Correct 20 ms 55640 KB Output is correct
64 Correct 87 ms 55640 KB Output is correct
65 Correct 93 ms 55640 KB Output is correct
66 Correct 75 ms 55640 KB Output is correct
67 Correct 19 ms 55640 KB Output is correct
68 Correct 64 ms 55640 KB Output is correct
69 Correct 29 ms 55640 KB Output is correct
70 Correct 107 ms 55640 KB Output is correct
71 Correct 6 ms 49496 KB Output is correct
72 Correct 6 ms 51544 KB Output is correct
73 Correct 7 ms 53592 KB Output is correct
74 Correct 7 ms 53592 KB Output is correct
75 Correct 7 ms 53592 KB Output is correct
76 Correct 7 ms 53592 KB Output is correct
77 Correct 8 ms 53592 KB Output is correct
78 Correct 5 ms 49496 KB Output is correct
79 Correct 6 ms 49496 KB Output is correct
80 Correct 6 ms 49496 KB Output is correct
81 Correct 7 ms 53592 KB Output is correct
82 Correct 7 ms 53592 KB Output is correct
83 Correct 6 ms 53592 KB Output is correct
84 Correct 7 ms 53796 KB Output is correct
85 Correct 7 ms 53592 KB Output is correct
86 Correct 5 ms 49496 KB Output is correct
87 Correct 6 ms 53592 KB Output is correct
88 Correct 6 ms 53752 KB Output is correct
89 Correct 6 ms 53592 KB Output is correct
90 Correct 6 ms 53592 KB Output is correct
91 Correct 6 ms 53592 KB Output is correct
92 Correct 6 ms 53592 KB Output is correct
93 Correct 7 ms 53592 KB Output is correct
94 Correct 8 ms 53592 KB Output is correct
95 Correct 14 ms 55640 KB Output is correct
96 Correct 16 ms 55640 KB Output is correct
97 Correct 17 ms 55640 KB Output is correct
98 Correct 18 ms 55640 KB Output is correct
99 Correct 15 ms 55640 KB Output is correct
100 Correct 6 ms 53592 KB Output is correct
101 Correct 6 ms 55844 KB Output is correct
102 Correct 14 ms 55892 KB Output is correct
103 Correct 21 ms 55640 KB Output is correct
104 Correct 15 ms 55640 KB Output is correct
105 Correct 18 ms 55640 KB Output is correct
106 Correct 17 ms 55640 KB Output is correct
107 Correct 6 ms 53592 KB Output is correct
108 Correct 6 ms 55640 KB Output is correct
109 Correct 7 ms 55640 KB Output is correct
110 Correct 6 ms 55640 KB Output is correct
111 Correct 6 ms 55804 KB Output is correct
112 Correct 7 ms 55640 KB Output is correct
113 Correct 7 ms 55640 KB Output is correct

Subtask #4
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 49496 KB Output is correct
2 Correct 5 ms 49496 KB Output is correct
3 Correct 6 ms 49572 KB Output is correct
4 Correct 5 ms 49496 KB Output is correct
5 Correct 29 ms 63416 KB Output is correct
6 Correct 38 ms 63676 KB Output is correct
7 Correct 20 ms 60864 KB Output is correct
8 Correct 41 ms 63840 KB Output is correct
9 Correct 11 ms 60364 KB Output is correct
10 Correct 37 ms 63684 KB Output is correct
11 Correct 45 ms 64440 KB Output is correct
12 Correct 70 ms 64176 KB Output is correct
13 Correct 47 ms 64480 KB Output is correct
14 Correct 35 ms 63680 KB Output is correct
15 Correct 51 ms 63932 KB Output is correct
16 Correct 42 ms 64452 KB Output is correct
17 Correct 48 ms 64412 KB Output is correct
18 Correct 5 ms 49496 KB Output is correct
19 Correct 6 ms 53592 KB Output is correct
20 Correct 6 ms 53604 KB Output is correct
21 Correct 6 ms 53592 KB Output is correct
22 Correct 6 ms 53592 KB Output is correct
23 Correct 6 ms 53588 KB Output is correct
24 Correct 6 ms 53592 KB Output is correct
25 Correct 6 ms 53592 KB Output is correct
26 Correct 7 ms 55640 KB Output is correct
27 Correct 7 ms 55804 KB Output is correct
28 Correct 7 ms 55640 KB Output is correct
29 Correct 7 ms 55640 KB Output is correct
30 Correct 7 ms 55640 KB Output is correct
31 Correct 8 ms 55896 KB Output is correct
32 Correct 6 ms 49492 KB Output is correct
33 Correct 34 ms 63660 KB Output is correct
34 Correct 35 ms 63676 KB Output is correct
35 Correct 31 ms 64180 KB Output is correct
36 Correct 34 ms 63676 KB Output is correct
37 Correct 31 ms 63928 KB Output is correct
38 Correct 31 ms 64452 KB Output is correct
39 Correct 5 ms 49496 KB Output is correct
40 Correct 22 ms 62912 KB Output is correct
41 Correct 37 ms 63812 KB Output is correct
42 Correct 32 ms 64428 KB Output is correct
43 Correct 38 ms 63724 KB Output is correct
44 Correct 31 ms 64148 KB Output is correct
45 Correct 31 ms 64476 KB Output is correct

Subtask #5
23.0 / 23.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 49496 KB Output is correct
2 Correct 6 ms 49496 KB Output is correct
3 Correct 5 ms 49496 KB Output is correct
4 Correct 141 ms 60648 KB Output is correct
5 Correct 577 ms 63676 KB Output is correct
6 Correct 423 ms 60228 KB Output is correct
7 Correct 624 ms 63664 KB Output is correct
8 Correct 317 ms 60608 KB Output is correct
9 Correct 582 ms 63720 KB Output is correct
10 Correct 844 ms 64440 KB Output is correct
11 Correct 799 ms 64432 KB Output is correct
12 Correct 797 ms 64444 KB Output is correct
13 Correct 645 ms 63676 KB Output is correct
14 Correct 843 ms 63904 KB Output is correct
15 Correct 609 ms 64444 KB Output is correct
16 Correct 628 ms 64744 KB Output is correct
17 Correct 6 ms 49692 KB Output is correct
18 Correct 6 ms 49496 KB Output is correct
19 Correct 6 ms 49668 KB Output is correct
20 Correct 7 ms 53592 KB Output is correct
21 Correct 6 ms 53592 KB Output is correct
22 Correct 8 ms 53592 KB Output is correct
23 Correct 7 ms 53592 KB Output is correct
24 Correct 7 ms 53592 KB Output is correct
25 Correct 6 ms 53592 KB Output is correct
26 Correct 7 ms 55640 KB Output is correct
27 Correct 13 ms 55640 KB Output is correct
28 Correct 16 ms 55640 KB Output is correct
29 Correct 15 ms 55640 KB Output is correct
30 Correct 18 ms 55640 KB Output is correct
31 Correct 23 ms 55640 KB Output is correct
32 Correct 5 ms 49496 KB Output is correct
33 Correct 23 ms 62920 KB Output is correct
34 Correct 38 ms 63660 KB Output is correct
35 Correct 31 ms 64444 KB Output is correct
36 Correct 34 ms 63668 KB Output is correct
37 Correct 31 ms 63940 KB Output is correct
38 Correct 37 ms 64428 KB Output is correct

Subtask #6
21.0 / 21.0

# 결과 실행 시간 메모리 Grader output
1 Correct 5 ms 49496 KB Output is correct
2 Correct 6 ms 49496 KB Output is correct
3 Correct 5 ms 49496 KB Output is correct
4 Correct 141 ms 60648 KB Output is correct
5 Correct 577 ms 63676 KB Output is correct
6 Correct 423 ms 60228 KB Output is correct
7 Correct 624 ms 63664 KB Output is correct
8 Correct 317 ms 60608 KB Output is correct
9 Correct 582 ms 63720 KB Output is correct
10 Correct 844 ms 64440 KB Output is correct
11 Correct 799 ms 64432 KB Output is correct
12 Correct 797 ms 64444 KB Output is correct
13 Correct 645 ms 63676 KB Output is correct
14 Correct 843 ms 63904 KB Output is correct
15 Correct 609 ms 64444 KB Output is correct
16 Correct 628 ms 64744 KB Output is correct
17 Correct 6 ms 49692 KB Output is correct
18 Correct 6 ms 49496 KB Output is correct
19 Correct 6 ms 49668 KB Output is correct
20 Correct 7 ms 53592 KB Output is correct
21 Correct 6 ms 53592 KB Output is correct
22 Correct 8 ms 53592 KB Output is correct
23 Correct 7 ms 53592 KB Output is correct
24 Correct 7 ms 53592 KB Output is correct
25 Correct 6 ms 53592 KB Output is correct
26 Correct 7 ms 55640 KB Output is correct
27 Correct 13 ms 55640 KB Output is correct
28 Correct 16 ms 55640 KB Output is correct
29 Correct 15 ms 55640 KB Output is correct
30 Correct 18 ms 55640 KB Output is correct
31 Correct 23 ms 55640 KB Output is correct
32 Correct 5 ms 49496 KB Output is correct
33 Correct 23 ms 62920 KB Output is correct
34 Correct 38 ms 63660 KB Output is correct
35 Correct 31 ms 64444 KB Output is correct
36 Correct 34 ms 63668 KB Output is correct
37 Correct 31 ms 63940 KB Output is correct
38 Correct 37 ms 64428 KB Output is correct
39 Correct 5 ms 49496 KB Output is correct
40 Correct 7 ms 49496 KB Output is correct
41 Correct 6 ms 49496 KB Output is correct
42 Correct 147 ms 60588 KB Output is correct
43 Correct 649 ms 63664 KB Output is correct
44 Correct 365 ms 60224 KB Output is correct
45 Correct 584 ms 63676 KB Output is correct
46 Correct 366 ms 60668 KB Output is correct
47 Correct 560 ms 63656 KB Output is correct
48 Correct 862 ms 64444 KB Output is correct
49 Correct 848 ms 64428 KB Output is correct
50 Correct 835 ms 64240 KB Output is correct
51 Correct 572 ms 63668 KB Output is correct
52 Correct 910 ms 63936 KB Output is correct
53 Correct 608 ms 64448 KB Output is correct
54 Correct 574 ms 64320 KB Output is correct
55 Correct 5 ms 49496 KB Output is correct
56 Correct 68 ms 63468 KB Output is correct
57 Correct 581 ms 63668 KB Output is correct
58 Correct 294 ms 60364 KB Output is correct
59 Correct 550 ms 63660 KB Output is correct
60 Correct 266 ms 60788 KB Output is correct
61 Correct 586 ms 63728 KB Output is correct
62 Correct 878 ms 64444 KB Output is correct
63 Correct 752 ms 64188 KB Output is correct
64 Correct 763 ms 64224 KB Output is correct
65 Correct 582 ms 63708 KB Output is correct
66 Correct 785 ms 64152 KB Output is correct
67 Correct 662 ms 64432 KB Output is correct
68 Correct 555 ms 64428 KB Output is correct
69 Correct 6 ms 49496 KB Output is correct
70 Correct 6 ms 51672 KB Output is correct
71 Correct 7 ms 53592 KB Output is correct
72 Correct 7 ms 53592 KB Output is correct
73 Correct 7 ms 53592 KB Output is correct
74 Correct 7 ms 53592 KB Output is correct
75 Correct 7 ms 53756 KB Output is correct
76 Correct 6 ms 49748 KB Output is correct
77 Correct 6 ms 49752 KB Output is correct
78 Correct 6 ms 49496 KB Output is correct
79 Correct 7 ms 53592 KB Output is correct
80 Correct 7 ms 53592 KB Output is correct
81 Correct 7 ms 53592 KB Output is correct
82 Correct 7 ms 53592 KB Output is correct
83 Correct 7 ms 53592 KB Output is correct
84 Correct 6 ms 53592 KB Output is correct
85 Correct 7 ms 53592 KB Output is correct
86 Correct 15 ms 55640 KB Output is correct
87 Correct 14 ms 55640 KB Output is correct
88 Correct 15 ms 55640 KB Output is correct
89 Correct 15 ms 55640 KB Output is correct
90 Correct 15 ms 55640 KB Output is correct
91 Correct 6 ms 53740 KB Output is correct
92 Correct 6 ms 55640 KB Output is correct
93 Correct 15 ms 55640 KB Output is correct
94 Correct 18 ms 55640 KB Output is correct
95 Correct 14 ms 55640 KB Output is correct
96 Correct 16 ms 55640 KB Output is correct
97 Correct 16 ms 55640 KB Output is correct
98 Correct 7 ms 49496 KB Output is correct
99 Correct 34 ms 63488 KB Output is correct
100 Correct 35 ms 63728 KB Output is correct
101 Correct 32 ms 64368 KB Output is correct
102 Correct 34 ms 63680 KB Output is correct
103 Correct 32 ms 63940 KB Output is correct
104 Correct 34 ms 64528 KB Output is correct
105 Correct 6 ms 50004 KB Output is correct
106 Correct 22 ms 62924 KB Output is correct
107 Correct 35 ms 63716 KB Output is correct
108 Correct 32 ms 64556 KB Output is correct
109 Correct 34 ms 63692 KB Output is correct
110 Correct 31 ms 63936 KB Output is correct
111 Correct 34 ms 64832 KB Output is correct

Subtask #7
0 / 19.0

# 결과 실행 시간 메모리 Grader output
1 Correct 6 ms 49496 KB Output is correct
2 Correct 5 ms 49496 KB Output is correct
3 Execution timed out 4038 ms 64060 KB Time limit exceeded
4 Halted 0 ms 0 KB -