# | 제출 시각 | 아이디 | 문제 | 언어 | 결과 | 실행 시간 | 메모리 |
---|---|---|---|---|---|---|---|
361738 | 2021-01-31T13:17:36 Z | dolphingarlic | Asceticism (JOI18_asceticism) | C++14 | 24 ms | 380 KB |
#include <bits/stdc++.h> typedef long long ll; using namespace std; const ll MOD = 1e9 + 7; ll expo(ll base, ll pow) { ll ans = 1; while (pow) { if (pow & 1) ans = (ans * base) % MOD; base = (base * base) % MOD; pow >>= 1; } return ans; } int main() { int n, k; scanf("%d %d", &n, &k); ll ans = 0, choose = 1, neg = 1; for (int i = 0; i <= k; i++) { ans = (ans + neg * choose % MOD * expo(k - i, n) % MOD) % MOD; choose = choose * (n + 1 - i) % MOD * expo(i + 1, MOD - 2) % MOD; neg = MOD - neg; } printf("%lld", ans); return 0; }
Compilation message
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 380 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 364 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 380 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 364 KB | Output is correct |
11 | Correct | 1 ms | 364 KB | Output is correct |
12 | Correct | 1 ms | 364 KB | Output is correct |
13 | Correct | 1 ms | 364 KB | Output is correct |
14 | Correct | 1 ms | 364 KB | Output is correct |
15 | Correct | 1 ms | 364 KB | Output is correct |
16 | Correct | 1 ms | 364 KB | Output is correct |
17 | Correct | 1 ms | 364 KB | Output is correct |
18 | Correct | 1 ms | 364 KB | Output is correct |
19 | Correct | 1 ms | 364 KB | Output is correct |
20 | Correct | 1 ms | 364 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 380 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 364 KB | Output is correct |
11 | Correct | 1 ms | 364 KB | Output is correct |
12 | Correct | 1 ms | 364 KB | Output is correct |
13 | Correct | 1 ms | 364 KB | Output is correct |
14 | Correct | 1 ms | 364 KB | Output is correct |
15 | Correct | 1 ms | 364 KB | Output is correct |
16 | Correct | 1 ms | 364 KB | Output is correct |
17 | Correct | 1 ms | 364 KB | Output is correct |
18 | Correct | 1 ms | 364 KB | Output is correct |
19 | Correct | 1 ms | 364 KB | Output is correct |
20 | Correct | 1 ms | 364 KB | Output is correct |
21 | Correct | 1 ms | 364 KB | Output is correct |
22 | Correct | 1 ms | 364 KB | Output is correct |
23 | Correct | 1 ms | 364 KB | Output is correct |
24 | Correct | 1 ms | 364 KB | Output is correct |
25 | Correct | 1 ms | 364 KB | Output is correct |
26 | Correct | 1 ms | 364 KB | Output is correct |
27 | Correct | 1 ms | 364 KB | Output is correct |
28 | Correct | 1 ms | 364 KB | Output is correct |
29 | Correct | 1 ms | 364 KB | Output is correct |
30 | Correct | 1 ms | 364 KB | Output is correct |
# | 결과 | 실행 시간 | 메모리 | Grader output |
---|---|---|---|---|
1 | Correct | 1 ms | 364 KB | Output is correct |
2 | Correct | 1 ms | 364 KB | Output is correct |
3 | Correct | 1 ms | 380 KB | Output is correct |
4 | Correct | 1 ms | 364 KB | Output is correct |
5 | Correct | 1 ms | 364 KB | Output is correct |
6 | Correct | 1 ms | 364 KB | Output is correct |
7 | Correct | 1 ms | 364 KB | Output is correct |
8 | Correct | 1 ms | 364 KB | Output is correct |
9 | Correct | 1 ms | 364 KB | Output is correct |
10 | Correct | 1 ms | 364 KB | Output is correct |
11 | Correct | 1 ms | 364 KB | Output is correct |
12 | Correct | 1 ms | 364 KB | Output is correct |
13 | Correct | 1 ms | 364 KB | Output is correct |
14 | Correct | 1 ms | 364 KB | Output is correct |
15 | Correct | 1 ms | 364 KB | Output is correct |
16 | Correct | 1 ms | 364 KB | Output is correct |
17 | Correct | 1 ms | 364 KB | Output is correct |
18 | Correct | 1 ms | 364 KB | Output is correct |
19 | Correct | 1 ms | 364 KB | Output is correct |
20 | Correct | 1 ms | 364 KB | Output is correct |
21 | Correct | 1 ms | 364 KB | Output is correct |
22 | Correct | 1 ms | 364 KB | Output is correct |
23 | Correct | 1 ms | 364 KB | Output is correct |
24 | Correct | 1 ms | 364 KB | Output is correct |
25 | Correct | 1 ms | 364 KB | Output is correct |
26 | Correct | 1 ms | 364 KB | Output is correct |
27 | Correct | 1 ms | 364 KB | Output is correct |
28 | Correct | 1 ms | 364 KB | Output is correct |
29 | Correct | 1 ms | 364 KB | Output is correct |
30 | Correct | 1 ms | 364 KB | Output is correct |
31 | Correct | 1 ms | 364 KB | Output is correct |
32 | Correct | 1 ms | 364 KB | Output is correct |
33 | Correct | 2 ms | 364 KB | Output is correct |
34 | Correct | 4 ms | 364 KB | Output is correct |
35 | Correct | 20 ms | 364 KB | Output is correct |
36 | Correct | 22 ms | 364 KB | Output is correct |
37 | Correct | 24 ms | 364 KB | Output is correct |
38 | Correct | 3 ms | 364 KB | Output is correct |
39 | Correct | 8 ms | 256 KB | Output is correct |
40 | Correct | 10 ms | 364 KB | Output is correct |