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Submission #1038891

# Submission time Handle Problem Language Result Execution time Memory
1038891 2024-07-30T08:42:06 Z vjudge1 Binaria (CCO23_day1problem1) C++17
25 / 25
 137 ms 18880 KB 
//ᗜˬᗜ
#include<bits/stdc++.h>
#define int long long
#define vi vector <int>
#define bs binary_search
#define lb lower_bound
#define ub upper_bound
#define pb emplace_back
#define fu(i, a, b) for(int i = (a); i < (b); i++)
#define fub(i, a, b) for(int i = (a); i <= (b); i++)
#define pii pair<int, int>
#define fastio ios_base::sync_with_stdio(0); cin.tie(0);
using namespace std;
const int lim = 1e18;
const int N = 1e6 + 3;
const int M = 1e9 + 7;
int n, k, res;
int a[N], mp[N];
int expo(int a, int b){
    if(b == 0)return 1;
    if(b%2 == 0)return expo((a*a)%N, b/2)%N;
    return (a*expo((a*a)%N, b/2))%N;
}
int bico(int n, int k){
    if(k > n or n < 0 or k < 0)return 0;
    int res = 1;
    fub(i, k+1, n)res = (res*i)%N;
    fub(i, 1, n-k)res = (res*expo(i, N-2))%N;
    return res;

}
signed main(){
    fastio;
    cin >> n >> k;
    fub(i, 1, n-k+1)cin >> a[i];
    memset(mp, -1, sizeof(mp));
    fub(i, 2, n-k+1){
        if(abs(a[i] - a[i-1]) > 1){
            cout << 0;
            return 0;
        }
    }
    fub(i, 2, n-k+1){
        if(a[i] - a[i-1] == 1){
            mp[i+k-1] = 1; mp[i-1] = 0;
        }
        else if(a[i] - a[i-1] == -1){
            mp[i+k-1] = 0; mp[i-1] = 1;
        }
        else mp[i+k-1] = mp[i-1];
    }
    for(int i = n-k; i >= 1; i--)if(a[i] == a[i+1])mp[i] = mp[i+k];
    fub(i, 1, k){
        res += (mp[i] == -1);
        a[1] -= (mp[i] == 1);
    }
    cout << bico(res, a[1]);
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 2 ms 8660 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8704 KB Output is correct

Subtask #2
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 2 ms 8660 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8704 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 2 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 2 ms 8660 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8704 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 2 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 2 ms 8852 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 3 ms 8788 KB Output is correct
25 Correct 3 ms 8796 KB Output is correct
26 Correct 3 ms 8796 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Correct 1 ms 8796 KB Output is correct
31 Correct 1 ms 8796 KB Output is correct
32 Correct 2 ms 8796 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 1 ms 8796 KB Output is correct

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 2 ms 8660 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8704 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 2 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 2 ms 8852 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 3 ms 8788 KB Output is correct
25 Correct 3 ms 8796 KB Output is correct
26 Correct 3 ms 8796 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Correct 1 ms 8796 KB Output is correct
31 Correct 1 ms 8796 KB Output is correct
32 Correct 2 ms 8796 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 1 ms 8796 KB Output is correct
35 Correct 39 ms 17272 KB Output is correct
36 Correct 40 ms 17492 KB Output is correct
37 Correct 48 ms 17652 KB Output is correct
38 Correct 40 ms 17764 KB Output is correct
39 Correct 36 ms 17292 KB Output is correct
40 Correct 39 ms 17692 KB Output is correct
41 Correct 46 ms 17744 KB Output is correct
42 Correct 45 ms 17308 KB Output is correct
43 Correct 40 ms 17344 KB Output is correct
44 Correct 39 ms 17296 KB Output is correct
45 Correct 40 ms 17236 KB Output is correct
46 Correct 36 ms 17236 KB Output is correct
47 Correct 69 ms 17232 KB Output is correct
48 Correct 71 ms 17748 KB Output is correct
49 Correct 41 ms 17720 KB Output is correct

Subtask #5
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 2 ms 8660 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8704 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 2 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 2 ms 8852 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 3 ms 8788 KB Output is correct
25 Correct 3 ms 8796 KB Output is correct
26 Correct 3 ms 8796 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Correct 1 ms 8796 KB Output is correct
31 Correct 1 ms 8796 KB Output is correct
32 Correct 2 ms 8796 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 1 ms 8796 KB Output is correct
35 Correct 39 ms 17272 KB Output is correct
36 Correct 40 ms 17492 KB Output is correct
37 Correct 48 ms 17652 KB Output is correct
38 Correct 40 ms 17764 KB Output is correct
39 Correct 36 ms 17292 KB Output is correct
40 Correct 39 ms 17692 KB Output is correct
41 Correct 46 ms 17744 KB Output is correct
42 Correct 45 ms 17308 KB Output is correct
43 Correct 40 ms 17344 KB Output is correct
44 Correct 39 ms 17296 KB Output is correct
45 Correct 40 ms 17236 KB Output is correct
46 Correct 36 ms 17236 KB Output is correct
47 Correct 69 ms 17232 KB Output is correct
48 Correct 71 ms 17748 KB Output is correct
49 Correct 41 ms 17720 KB Output is correct
50 Correct 59 ms 18880 KB Output is correct
51 Correct 51 ms 18772 KB Output is correct
52 Correct 50 ms 18772 KB Output is correct
53 Correct 52 ms 18708 KB Output is correct
54 Correct 56 ms 18772 KB Output is correct
55 Correct 53 ms 18684 KB Output is correct
56 Correct 53 ms 18680 KB Output is correct
57 Correct 54 ms 18284 KB Output is correct
58 Correct 58 ms 18788 KB Output is correct
59 Correct 60 ms 18772 KB Output is correct
60 Correct 45 ms 18324 KB Output is correct

Subtask #6
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 2 ms 8796 KB Output is correct
2 Correct 1 ms 8796 KB Output is correct
3 Correct 1 ms 8796 KB Output is correct
4 Correct 1 ms 8796 KB Output is correct
5 Correct 1 ms 8796 KB Output is correct
6 Correct 1 ms 8796 KB Output is correct
7 Correct 1 ms 8792 KB Output is correct
8 Correct 2 ms 8796 KB Output is correct
9 Correct 1 ms 8796 KB Output is correct
10 Correct 2 ms 8660 KB Output is correct
11 Correct 1 ms 8796 KB Output is correct
12 Correct 1 ms 8704 KB Output is correct
13 Correct 1 ms 8796 KB Output is correct
14 Correct 1 ms 8796 KB Output is correct
15 Correct 1 ms 8796 KB Output is correct
16 Correct 1 ms 8796 KB Output is correct
17 Correct 1 ms 8796 KB Output is correct
18 Correct 2 ms 8796 KB Output is correct
19 Correct 1 ms 8796 KB Output is correct
20 Correct 1 ms 8796 KB Output is correct
21 Correct 1 ms 8796 KB Output is correct
22 Correct 2 ms 8852 KB Output is correct
23 Correct 1 ms 8796 KB Output is correct
24 Correct 3 ms 8788 KB Output is correct
25 Correct 3 ms 8796 KB Output is correct
26 Correct 3 ms 8796 KB Output is correct
27 Correct 1 ms 8796 KB Output is correct
28 Correct 1 ms 8796 KB Output is correct
29 Correct 1 ms 8796 KB Output is correct
30 Correct 1 ms 8796 KB Output is correct
31 Correct 1 ms 8796 KB Output is correct
32 Correct 2 ms 8796 KB Output is correct
33 Correct 1 ms 8796 KB Output is correct
34 Correct 1 ms 8796 KB Output is correct
35 Correct 39 ms 17272 KB Output is correct
36 Correct 40 ms 17492 KB Output is correct
37 Correct 48 ms 17652 KB Output is correct
38 Correct 40 ms 17764 KB Output is correct
39 Correct 36 ms 17292 KB Output is correct
40 Correct 39 ms 17692 KB Output is correct
41 Correct 46 ms 17744 KB Output is correct
42 Correct 45 ms 17308 KB Output is correct
43 Correct 40 ms 17344 KB Output is correct
44 Correct 39 ms 17296 KB Output is correct
45 Correct 40 ms 17236 KB Output is correct
46 Correct 36 ms 17236 KB Output is correct
47 Correct 69 ms 17232 KB Output is correct
48 Correct 71 ms 17748 KB Output is correct
49 Correct 41 ms 17720 KB Output is correct
50 Correct 59 ms 18880 KB Output is correct
51 Correct 51 ms 18772 KB Output is correct
52 Correct 50 ms 18772 KB Output is correct
53 Correct 52 ms 18708 KB Output is correct
54 Correct 56 ms 18772 KB Output is correct
55 Correct 53 ms 18684 KB Output is correct
56 Correct 53 ms 18680 KB Output is correct
57 Correct 54 ms 18284 KB Output is correct
58 Correct 58 ms 18788 KB Output is correct
59 Correct 60 ms 18772 KB Output is correct
60 Correct 45 ms 18324 KB Output is correct
61 Correct 74 ms 8796 KB Output is correct
62 Correct 90 ms 8828 KB Output is correct
63 Correct 19 ms 8796 KB Output is correct
64 Correct 64 ms 8796 KB Output is correct
65 Correct 57 ms 14880 KB Output is correct
66 Correct 65 ms 14468 KB Output is correct
67 Correct 58 ms 17812 KB Output is correct
68 Correct 130 ms 11100 KB Output is correct
69 Correct 2 ms 8652 KB Output is correct
70 Correct 137 ms 8796 KB Output is correct
71 Correct 69 ms 8824 KB Output is correct