oj.uz

Submission #724305

# Submission time Handle Problem Language Result Execution time Memory
724305 2023-04-15T04:11:45 Z Cookie Collecting Stamps 3 (JOI20_ho_t3) C++14
100 / 100
 101 ms 132896 KB 
#include<bits/stdc++.h>
#include<fstream>
using namespace std;
ifstream fin("WINTER.inp");
ofstream fout("WINTER.out");
#define ll long long
#define pb push_back
#define forr(i, a, b) for(int i = a; i < b; i++)
#define dorr(i, a, b) for(int i = a; i >= b; i--)
#define ld long double
#define vt vector
#include<fstream>
#define fi first
#define se second
#define pll pair<ll, ll>
#define pii pair<int, int>
const ld PI = 3.14159265359;
const ll mod = 1e9 + 7;
const int mxn = 2e5 + 5, mxm = 1e5;
ll dp[2][205][205][205],n , L, x[205], t[205];
void ckmin(ll &a, ll b){
    if(a > b)a = b;
}
signed main(){
    
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> n >> L;
    forr(i, 1, n + 1)cin >> x[i];
    forr(i, 1, n + 1)cin >> t[i];
    x[n + 1] = L;
    forr(i, 0, n + 2){
        forr(j, 0, n + 2){
            forr(k, 0, n + 2){
                dp[0][i][j][k] = dp[1][i][j][k] = 1e16;
            }
        }
    }
    dp[0][0][n + 1][0] = dp[1][0][n + 1][0] = 0;
   
    for(int l = 0; l < n; l++){
        for(int r = n + 1; r >= l + 2; r--){
            for(int take = 0; take <= n; take++){
                ll tt = min(dp[0][l][r][take] + abs(x[l + 1] - x[l]), dp[1][l][r][take] + L - abs(x[r] - x[l + 1]));
                ckmin(dp[0][l + 1][r][take + (tt <= t[l + 1])], tt);
                
                
                tt = min(dp[0][l][r][take] + L - abs(x[l] - x[r - 1]), dp[1][l][r][take] + abs(x[r] - x[r - 1]));
                ckmin(dp[1][l][r - 1][take + (tt <= t[r - 1])], tt);
                
            }
        }
    }
    
    int ans = 0;
    for(int i = 0; i <= n + 1; i++){
        for(int j = 0; j <= n + 1; j++){
            for(int k = 0; k <= n; k++){
                if(dp[0][i][j][k] < 1e16 || dp[1][i][j][k] < 1e16){
                    ans = max(ans, k);
                }
            }
        }
    }
    cout << ans;
    return(0);
}

Subtask #1
5.0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 852 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 1 ms 596 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 976 KB Output is correct
17 Correct 1 ms 980 KB Output is correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 852 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 1 ms 596 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 976 KB Output is correct
17 Correct 1 ms 980 KB Output is correct
18 Correct 1 ms 1236 KB Output is correct
19 Correct 1 ms 852 KB Output is correct
20 Correct 1 ms 980 KB Output is correct
21 Correct 1 ms 1236 KB Output is correct
22 Correct 1 ms 724 KB Output is correct
23 Correct 1 ms 1364 KB Output is correct
24 Correct 1 ms 1108 KB Output is correct
25 Correct 1 ms 1232 KB Output is correct
26 Correct 1 ms 1232 KB Output is correct
27 Correct 1 ms 724 KB Output is correct
28 Correct 1 ms 724 KB Output is correct
29 Correct 1 ms 1364 KB Output is correct
30 Correct 1 ms 1364 KB Output is correct
31 Correct 1 ms 1236 KB Output is correct
32 Correct 1 ms 1108 KB Output is correct
33 Correct 1 ms 1364 KB Output is correct
34 Correct 1 ms 1356 KB Output is correct
35 Correct 1 ms 1408 KB Output is correct

Subtask #3
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 852 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 1 ms 596 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 976 KB Output is correct
17 Correct 1 ms 980 KB Output is correct
18 Correct 73 ms 106956 KB Output is correct
19 Correct 42 ms 65100 KB Output is correct
20 Correct 22 ms 35052 KB Output is correct
21 Correct 40 ms 61580 KB Output is correct
22 Correct 53 ms 79572 KB Output is correct
23 Correct 18 ms 29964 KB Output is correct
24 Correct 14 ms 23508 KB Output is correct
25 Correct 19 ms 29268 KB Output is correct
26 Correct 7 ms 11476 KB Output is correct
27 Correct 20 ms 30548 KB Output is correct
28 Correct 16 ms 21844 KB Output is correct
29 Correct 20 ms 31224 KB Output is correct
30 Correct 15 ms 24660 KB Output is correct
31 Correct 18 ms 29264 KB Output is correct
32 Correct 9 ms 15572 KB Output is correct
33 Correct 19 ms 29268 KB Output is correct
34 Correct 6 ms 10704 KB Output is correct
35 Correct 18 ms 28624 KB Output is correct
36 Correct 8 ms 13908 KB Output is correct
37 Correct 18 ms 30516 KB Output is correct
38 Correct 10 ms 16996 KB Output is correct
39 Correct 20 ms 31864 KB Output is correct
40 Correct 13 ms 18900 KB Output is correct
41 Correct 93 ms 131660 KB Output is correct
42 Correct 56 ms 88960 KB Output is correct
43 Correct 101 ms 131568 KB Output is correct
44 Correct 53 ms 87892 KB Output is correct
45 Correct 94 ms 131492 KB Output is correct
46 Correct 54 ms 88968 KB Output is correct

Subtask #4
75.0 / 75.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 468 KB Output is correct
2 Correct 1 ms 468 KB Output is correct
3 Correct 1 ms 724 KB Output is correct
4 Correct 1 ms 468 KB Output is correct
5 Correct 1 ms 596 KB Output is correct
6 Correct 1 ms 980 KB Output is correct
7 Correct 1 ms 724 KB Output is correct
8 Correct 1 ms 852 KB Output is correct
9 Correct 1 ms 980 KB Output is correct
10 Correct 1 ms 384 KB Output is correct
11 Correct 1 ms 340 KB Output is correct
12 Correct 1 ms 980 KB Output is correct
13 Correct 1 ms 980 KB Output is correct
14 Correct 1 ms 596 KB Output is correct
15 Correct 1 ms 724 KB Output is correct
16 Correct 1 ms 976 KB Output is correct
17 Correct 1 ms 980 KB Output is correct
18 Correct 1 ms 1236 KB Output is correct
19 Correct 1 ms 852 KB Output is correct
20 Correct 1 ms 980 KB Output is correct
21 Correct 1 ms 1236 KB Output is correct
22 Correct 1 ms 724 KB Output is correct
23 Correct 1 ms 1364 KB Output is correct
24 Correct 1 ms 1108 KB Output is correct
25 Correct 1 ms 1232 KB Output is correct
26 Correct 1 ms 1232 KB Output is correct
27 Correct 1 ms 724 KB Output is correct
28 Correct 1 ms 724 KB Output is correct
29 Correct 1 ms 1364 KB Output is correct
30 Correct 1 ms 1364 KB Output is correct
31 Correct 1 ms 1236 KB Output is correct
32 Correct 1 ms 1108 KB Output is correct
33 Correct 1 ms 1364 KB Output is correct
34 Correct 1 ms 1356 KB Output is correct
35 Correct 1 ms 1408 KB Output is correct
36 Correct 73 ms 106956 KB Output is correct
37 Correct 42 ms 65100 KB Output is correct
38 Correct 22 ms 35052 KB Output is correct
39 Correct 40 ms 61580 KB Output is correct
40 Correct 53 ms 79572 KB Output is correct
41 Correct 18 ms 29964 KB Output is correct
42 Correct 14 ms 23508 KB Output is correct
43 Correct 19 ms 29268 KB Output is correct
44 Correct 7 ms 11476 KB Output is correct
45 Correct 20 ms 30548 KB Output is correct
46 Correct 16 ms 21844 KB Output is correct
47 Correct 20 ms 31224 KB Output is correct
48 Correct 15 ms 24660 KB Output is correct
49 Correct 18 ms 29264 KB Output is correct
50 Correct 9 ms 15572 KB Output is correct
51 Correct 19 ms 29268 KB Output is correct
52 Correct 6 ms 10704 KB Output is correct
53 Correct 18 ms 28624 KB Output is correct
54 Correct 8 ms 13908 KB Output is correct
55 Correct 18 ms 30516 KB Output is correct
56 Correct 10 ms 16996 KB Output is correct
57 Correct 20 ms 31864 KB Output is correct
58 Correct 13 ms 18900 KB Output is correct
59 Correct 93 ms 131660 KB Output is correct
60 Correct 56 ms 88960 KB Output is correct
61 Correct 101 ms 131568 KB Output is correct
62 Correct 53 ms 87892 KB Output is correct
63 Correct 94 ms 131492 KB Output is correct
64 Correct 54 ms 88968 KB Output is correct
65 Correct 83 ms 118992 KB Output is correct
66 Correct 79 ms 109240 KB Output is correct
67 Correct 73 ms 104548 KB Output is correct
68 Correct 66 ms 96604 KB Output is correct
69 Correct 81 ms 117672 KB Output is correct
70 Correct 80 ms 112908 KB Output is correct
71 Correct 83 ms 114016 KB Output is correct
72 Correct 75 ms 115232 KB Output is correct
73 Correct 69 ms 106888 KB Output is correct
74 Correct 70 ms 99948 KB Output is correct
75 Correct 76 ms 110336 KB Output is correct
76 Correct 88 ms 126352 KB Output is correct
77 Correct 93 ms 126412 KB Output is correct
78 Correct 65 ms 97716 KB Output is correct
79 Correct 70 ms 101068 KB Output is correct
80 Correct 86 ms 123912 KB Output is correct
81 Correct 70 ms 102248 KB Output is correct
82 Correct 79 ms 108020 KB Output is correct
83 Correct 92 ms 131588 KB Output is correct
84 Correct 76 ms 112740 KB Output is correct
85 Correct 83 ms 122620 KB Output is correct
86 Correct 82 ms 120064 KB Output is correct
87 Correct 77 ms 110412 KB Output is correct
88 Correct 96 ms 132812 KB Output is correct
89 Correct 95 ms 132896 KB Output is correct
90 Correct 70 ms 111528 KB Output is correct
91 Correct 95 ms 132896 KB Output is correct
92 Correct 98 ms 132888 KB Output is correct
93 Correct 83 ms 130232 KB Output is correct