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Submission #1016115

# Submission time Handle Problem Language Result Execution time Memory
1016115 2024-07-07T11:59:59 Z Khanhcsp2 Binaria (CCO23_day1problem1) C++14
25 / 25
 59 ms 21536 KB 
#include<bits/stdc++.h>
#define el '\n'
#define fi first
#define sc second
#define int ll
#define pii pair<int, int>
#define all(v) v.begin(), v.end()
using namespace std;
using ll=long long;
using ull=unsigned long long;
using ld=long double;
const int mod=1e6+3;
const int N=1e6+11;
int n, k, a[N], ned[N], f[N];
int po(int a, int b)
{
    int r=1;
    while(b)
    {
        if(b&1) r=r*a%mod;
        b/=2;
        a=a*a%mod;
    }
    return r%mod;
}
void sol()
{
    cin >> n >> k;
    for(int i=1;i<=n-k+1;i++) cin >> a[i];
    for(int i=1;i<=n;i++) ned[i]=-1;
    for(int i=n-k;i>=1;i--)
    {
        if(abs(a[i]-a[i+1])>=2)
        {
            cout << 0;
            return;
        }
        if(a[i]>a[i+1])
        {
            if(ned[i+k]==1)
            {
                cout << 0;
                return;
            }
            ned[i]=1;
        }
        else if(a[i]<a[i+1])
        {
            if(ned[i+k]==0)
            {
                cout << 0;
                return;
            }
            ned[i]=0;
        }
        else if(a[i]==a[i+1]) ned[i]=ned[i+k];
    }
    int s1=a[1], s2=0;
    for(int i=1;i<=k;i++)
    {
        if(ned[i]==1) s1--;
        else if(ned[i]==-1) s2++;
    }
    f[0]=1;
    for(int i=1;i<=k;i++) f[i]=f[i-1]*i%mod;
    if(s1>s2) cout << 0;
    else cout << f[s2]*po(f[s1], mod-2)%mod*po(f[s2-s1], mod-2)%mod;

}
signed main()
{
//    freopen("divisor.INP", "r", stdin);
//    freopen("divisor.OUT", "w", stdout);
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    int t=1;
    //cin >> t;
    while(t--)
    {
        sol();
    }
}

Subtask #1
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct

Subtask #2
3.0 / 3.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct

Subtask #3
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 600 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct

Subtask #4
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 600 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 35 ms 18004 KB Output is correct
36 Correct 41 ms 18516 KB Output is correct
37 Correct 42 ms 18896 KB Output is correct
38 Correct 48 ms 19028 KB Output is correct
39 Correct 35 ms 18080 KB Output is correct
40 Correct 41 ms 19024 KB Output is correct
41 Correct 49 ms 19028 KB Output is correct
42 Correct 38 ms 17908 KB Output is correct
43 Correct 41 ms 17956 KB Output is correct
44 Correct 38 ms 18012 KB Output is correct
45 Correct 36 ms 17900 KB Output is correct
46 Correct 36 ms 17880 KB Output is correct
47 Correct 37 ms 17976 KB Output is correct
48 Correct 42 ms 18816 KB Output is correct
49 Correct 41 ms 18972 KB Output is correct

Subtask #5
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 600 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 35 ms 18004 KB Output is correct
36 Correct 41 ms 18516 KB Output is correct
37 Correct 42 ms 18896 KB Output is correct
38 Correct 48 ms 19028 KB Output is correct
39 Correct 35 ms 18080 KB Output is correct
40 Correct 41 ms 19024 KB Output is correct
41 Correct 49 ms 19028 KB Output is correct
42 Correct 38 ms 17908 KB Output is correct
43 Correct 41 ms 17956 KB Output is correct
44 Correct 38 ms 18012 KB Output is correct
45 Correct 36 ms 17900 KB Output is correct
46 Correct 36 ms 17880 KB Output is correct
47 Correct 37 ms 17976 KB Output is correct
48 Correct 42 ms 18816 KB Output is correct
49 Correct 41 ms 18972 KB Output is correct
50 Correct 51 ms 20944 KB Output is correct
51 Correct 51 ms 20888 KB Output is correct
52 Correct 59 ms 20952 KB Output is correct
53 Correct 52 ms 20820 KB Output is correct
54 Correct 49 ms 20952 KB Output is correct
55 Correct 50 ms 20820 KB Output is correct
56 Correct 49 ms 20884 KB Output is correct
57 Correct 46 ms 19816 KB Output is correct
58 Correct 50 ms 20816 KB Output is correct
59 Correct 50 ms 20816 KB Output is correct
60 Correct 46 ms 19792 KB Output is correct

Subtask #6
7.0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 344 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 0 ms 468 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 1 ms 348 KB Output is correct
20 Correct 1 ms 344 KB Output is correct
21 Correct 0 ms 344 KB Output is correct
22 Correct 1 ms 348 KB Output is correct
23 Correct 1 ms 348 KB Output is correct
24 Correct 0 ms 600 KB Output is correct
25 Correct 0 ms 348 KB Output is correct
26 Correct 0 ms 348 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 0 ms 348 KB Output is correct
29 Correct 0 ms 344 KB Output is correct
30 Correct 1 ms 348 KB Output is correct
31 Correct 0 ms 348 KB Output is correct
32 Correct 0 ms 348 KB Output is correct
33 Correct 0 ms 344 KB Output is correct
34 Correct 0 ms 348 KB Output is correct
35 Correct 35 ms 18004 KB Output is correct
36 Correct 41 ms 18516 KB Output is correct
37 Correct 42 ms 18896 KB Output is correct
38 Correct 48 ms 19028 KB Output is correct
39 Correct 35 ms 18080 KB Output is correct
40 Correct 41 ms 19024 KB Output is correct
41 Correct 49 ms 19028 KB Output is correct
42 Correct 38 ms 17908 KB Output is correct
43 Correct 41 ms 17956 KB Output is correct
44 Correct 38 ms 18012 KB Output is correct
45 Correct 36 ms 17900 KB Output is correct
46 Correct 36 ms 17880 KB Output is correct
47 Correct 37 ms 17976 KB Output is correct
48 Correct 42 ms 18816 KB Output is correct
49 Correct 41 ms 18972 KB Output is correct
50 Correct 51 ms 20944 KB Output is correct
51 Correct 51 ms 20888 KB Output is correct
52 Correct 59 ms 20952 KB Output is correct
53 Correct 52 ms 20820 KB Output is correct
54 Correct 49 ms 20952 KB Output is correct
55 Correct 50 ms 20820 KB Output is correct
56 Correct 49 ms 20884 KB Output is correct
57 Correct 46 ms 19816 KB Output is correct
58 Correct 50 ms 20816 KB Output is correct
59 Correct 50 ms 20816 KB Output is correct
60 Correct 46 ms 19792 KB Output is correct
61 Correct 11 ms 15964 KB Output is correct
62 Correct 10 ms 15964 KB Output is correct
63 Correct 14 ms 15920 KB Output is correct
64 Correct 11 ms 15960 KB Output is correct
65 Correct 35 ms 19540 KB Output is correct
66 Correct 29 ms 18428 KB Output is correct
67 Correct 51 ms 21536 KB Output is correct
68 Correct 14 ms 16476 KB Output is correct
69 Correct 11 ms 15964 KB Output is correct
70 Correct 11 ms 15964 KB Output is correct
71 Correct 11 ms 16060 KB Output is correct