oj.uz

답안 #249632

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
249632 2020-07-15T12:04:42 Z egekabas Asceticism (JOI18_asceticism) C++14
49 / 100
 52 ms 25176 KB 
#include <bits/stdc++.h>
#define ff first
#define ss second
#define pb push_back
#define mp make_pair
using namespace std;
typedef long long ll;
typedef unsigned long long ull;
typedef long double ld;
typedef pair<ll, ll> pll;
typedef pair<ull, ull> pull;
typedef pair<int, int> pii;
typedef pair<ld, ld> pld;
const ll mod = 1e9+7;
ll n, k;
ll dp[3009][3009];
int main() {
    
    //freopen("in.txt", "r", stdin);
    //freopen("out.txt", "w", stdout);

    cin >> n >> k;
    for(ll i = 1; i <= n; ++i){
        dp[i][1] = 1;
        for(ll j = 1; j <= k; ++j){
            dp[i+1][j] += dp[i][j]*j;
            dp[i+1][j] %= mod;
            dp[i+1][j+1] += dp[i][j]*(i-j+1);
            dp[i+1][j+1] %= mod;
        }
    }
    cout << dp[n][k] << '\n';
}

Subtask #1
4.0 / 4.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct

Subtask #2
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 768 KB Output is correct
12 Correct 1 ms 1536 KB Output is correct
13 Correct 1 ms 1536 KB Output is correct
14 Correct 2 ms 1792 KB Output is correct
15 Correct 2 ms 2176 KB Output is correct
16 Correct 2 ms 2176 KB Output is correct
17 Correct 1 ms 1152 KB Output is correct
18 Correct 2 ms 1664 KB Output is correct
19 Correct 1 ms 1024 KB Output is correct
20 Correct 0 ms 384 KB Output is correct

Subtask #3
25.0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 768 KB Output is correct
12 Correct 1 ms 1536 KB Output is correct
13 Correct 1 ms 1536 KB Output is correct
14 Correct 2 ms 1792 KB Output is correct
15 Correct 2 ms 2176 KB Output is correct
16 Correct 2 ms 2176 KB Output is correct
17 Correct 1 ms 1152 KB Output is correct
18 Correct 2 ms 1664 KB Output is correct
19 Correct 1 ms 1024 KB Output is correct
20 Correct 0 ms 384 KB Output is correct
21 Correct 3 ms 4352 KB Output is correct
22 Correct 3 ms 4352 KB Output is correct
23 Correct 8 ms 7936 KB Output is correct
24 Correct 8 ms 8320 KB Output is correct
25 Correct 12 ms 11784 KB Output is correct
26 Correct 14 ms 12160 KB Output is correct
27 Correct 12 ms 12160 KB Output is correct
28 Correct 5 ms 5248 KB Output is correct
29 Correct 1 ms 1280 KB Output is correct
30 Correct 12 ms 11904 KB Output is correct

Subtask #4
0 / 51.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 256 KB Output is correct
2 Correct 0 ms 384 KB Output is correct
3 Correct 0 ms 384 KB Output is correct
4 Correct 1 ms 384 KB Output is correct
5 Correct 0 ms 384 KB Output is correct
6 Correct 0 ms 384 KB Output is correct
7 Correct 1 ms 384 KB Output is correct
8 Correct 0 ms 384 KB Output is correct
9 Correct 0 ms 384 KB Output is correct
10 Correct 0 ms 384 KB Output is correct
11 Correct 1 ms 768 KB Output is correct
12 Correct 1 ms 1536 KB Output is correct
13 Correct 1 ms 1536 KB Output is correct
14 Correct 2 ms 1792 KB Output is correct
15 Correct 2 ms 2176 KB Output is correct
16 Correct 2 ms 2176 KB Output is correct
17 Correct 1 ms 1152 KB Output is correct
18 Correct 2 ms 1664 KB Output is correct
19 Correct 1 ms 1024 KB Output is correct
20 Correct 0 ms 384 KB Output is correct
21 Correct 3 ms 4352 KB Output is correct
22 Correct 3 ms 4352 KB Output is correct
23 Correct 8 ms 7936 KB Output is correct
24 Correct 8 ms 8320 KB Output is correct
25 Correct 12 ms 11784 KB Output is correct
26 Correct 14 ms 12160 KB Output is correct
27 Correct 12 ms 12160 KB Output is correct
28 Correct 5 ms 5248 KB Output is correct
29 Correct 1 ms 1280 KB Output is correct
30 Correct 12 ms 11904 KB Output is correct
31 Runtime error 52 ms 25176 KB Execution killed with signal 11 (could be triggered by violating memory limits)
32 Halted 0 ms 0 KB -