답안 #22279

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
22279 2017-04-30T03:29:26 Z 카시코이(#958, xdoju, ntopia, pps789) Fully Generate (KRIII5_FG) C++14
2 / 7
500 ms 635800 KB
#include<cstdio>
#include<vector>
#include<algorithm>
using namespace std;

typedef long long ll;
const ll MOD = 1e9 + 7;
const int PMAX = 4e7;
const int QMAX = 70000;

int dp[PMAX + 1]; // dp[i]: i�� ������ �� �� �����ϴ°�?
ll psum[PMAX + 1];
vector<int> deg[QMAX + 1];

ll fastpow(ll x, ll y) {
	if (y == 0) return 1;
	if (y % 2) return x*fastpow(x, y - 1) % MOD;
	ll h = fastpow(x, y / 2);
	return h*h%MOD;
}

int main() {
	ll N; scanf("%lld", &N);

	dp[1] = psum[1] = 1;
	dp[2] = 2;
	psum[2] = 3;
	int j = 2;
	for (int i = 3; i <= PMAX; i++) {
		// find min(j) s.t. psum[j] >= i
		while (psum[j] < i) j++;
		// now psum[j] >= i
		dp[i] = j;
		psum[i] = psum[i - 1] + j;
	}

	int maxint = lower_bound(psum + 1, psum + 1 + PMAX, N) - psum;
	int maxdp = -1;
	for (int i = 2; i < maxint; i++) {
		deg[dp[i]].push_back(i);
		maxdp = max(maxdp, dp[i]);
	}

	ll ans = 1;
	for (int i = 2; i <= maxdp; i++) {
		ll cur = 1;
		for (int x : deg[i]) cur = cur*x%MOD;
		ans = ans*fastpow(cur, i) % MOD;
	}

	ll last = N - psum[maxint - 1];
	ans = ans*fastpow(maxint, last) % MOD;

	printf("%lld", ans);
}

Compilation message

FG.cpp: In function 'int main()':
FG.cpp:23:25: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  ll N; scanf("%lld", &N);
                         ^
# 결과 실행 시간 메모리 Grader output
1 Correct 99 ms 471560 KB Output is correct
2 Correct 69 ms 471560 KB Output is correct
3 Correct 83 ms 471560 KB Output is correct
4 Correct 89 ms 471560 KB Output is correct
5 Correct 59 ms 471560 KB Output is correct
6 Correct 59 ms 471560 KB Output is correct
7 Correct 69 ms 471560 KB Output is correct
8 Correct 79 ms 471560 KB Output is correct
9 Correct 79 ms 471560 KB Output is correct
10 Correct 76 ms 471560 KB Output is correct
11 Correct 93 ms 471560 KB Output is correct
12 Correct 79 ms 471560 KB Output is correct
13 Correct 86 ms 471560 KB Output is correct
14 Correct 96 ms 471560 KB Output is correct
15 Correct 126 ms 471560 KB Output is correct
16 Correct 69 ms 471560 KB Output is correct
17 Correct 69 ms 471560 KB Output is correct
18 Correct 66 ms 471560 KB Output is correct
19 Correct 76 ms 471560 KB Output is correct
20 Correct 69 ms 471560 KB Output is correct
21 Correct 123 ms 471560 KB Output is correct
22 Correct 96 ms 471560 KB Output is correct
23 Correct 73 ms 471560 KB Output is correct
24 Correct 83 ms 471560 KB Output is correct
25 Correct 46 ms 471560 KB Output is correct
26 Correct 106 ms 471560 KB Output is correct
27 Correct 76 ms 471560 KB Output is correct
28 Correct 79 ms 471560 KB Output is correct
29 Correct 69 ms 471560 KB Output is correct
30 Correct 76 ms 471560 KB Output is correct
31 Correct 66 ms 471560 KB Output is correct
32 Correct 49 ms 471560 KB Output is correct
33 Correct 73 ms 471560 KB Output is correct
34 Correct 69 ms 471560 KB Output is correct
35 Correct 109 ms 471560 KB Output is correct
36 Correct 99 ms 471560 KB Output is correct
37 Correct 73 ms 471560 KB Output is correct
38 Correct 96 ms 471560 KB Output is correct
39 Correct 79 ms 471560 KB Output is correct
40 Correct 83 ms 471560 KB Output is correct
41 Correct 93 ms 471560 KB Output is correct
42 Correct 76 ms 471560 KB Output is correct
43 Correct 73 ms 471560 KB Output is correct
44 Correct 79 ms 471560 KB Output is correct
45 Correct 96 ms 471560 KB Output is correct
46 Correct 76 ms 471560 KB Output is correct
47 Correct 96 ms 471560 KB Output is correct
48 Correct 76 ms 471560 KB Output is correct
49 Correct 56 ms 471560 KB Output is correct
50 Correct 66 ms 471560 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 99 ms 471560 KB Output is correct
2 Correct 69 ms 471560 KB Output is correct
3 Correct 83 ms 471560 KB Output is correct
4 Correct 89 ms 471560 KB Output is correct
5 Correct 59 ms 471560 KB Output is correct
6 Correct 59 ms 471560 KB Output is correct
7 Correct 69 ms 471560 KB Output is correct
8 Correct 79 ms 471560 KB Output is correct
9 Correct 79 ms 471560 KB Output is correct
10 Correct 76 ms 471560 KB Output is correct
11 Correct 93 ms 471560 KB Output is correct
12 Correct 79 ms 471560 KB Output is correct
13 Correct 86 ms 471560 KB Output is correct
14 Correct 96 ms 471560 KB Output is correct
15 Correct 126 ms 471560 KB Output is correct
16 Correct 69 ms 471560 KB Output is correct
17 Correct 69 ms 471560 KB Output is correct
18 Correct 66 ms 471560 KB Output is correct
19 Correct 76 ms 471560 KB Output is correct
20 Correct 69 ms 471560 KB Output is correct
21 Correct 123 ms 471560 KB Output is correct
22 Correct 96 ms 471560 KB Output is correct
23 Correct 73 ms 471560 KB Output is correct
24 Correct 83 ms 471560 KB Output is correct
25 Correct 46 ms 471560 KB Output is correct
26 Correct 106 ms 471560 KB Output is correct
27 Correct 76 ms 471560 KB Output is correct
28 Correct 79 ms 471560 KB Output is correct
29 Correct 69 ms 471560 KB Output is correct
30 Correct 76 ms 471560 KB Output is correct
31 Correct 66 ms 471560 KB Output is correct
32 Correct 49 ms 471560 KB Output is correct
33 Correct 73 ms 471560 KB Output is correct
34 Correct 69 ms 471560 KB Output is correct
35 Correct 109 ms 471560 KB Output is correct
36 Correct 99 ms 471560 KB Output is correct
37 Correct 73 ms 471560 KB Output is correct
38 Correct 96 ms 471560 KB Output is correct
39 Correct 79 ms 471560 KB Output is correct
40 Correct 83 ms 471560 KB Output is correct
41 Correct 93 ms 471560 KB Output is correct
42 Correct 76 ms 471560 KB Output is correct
43 Correct 73 ms 471560 KB Output is correct
44 Correct 79 ms 471560 KB Output is correct
45 Correct 96 ms 471560 KB Output is correct
46 Correct 76 ms 471560 KB Output is correct
47 Correct 96 ms 471560 KB Output is correct
48 Correct 76 ms 471560 KB Output is correct
49 Correct 56 ms 471560 KB Output is correct
50 Correct 66 ms 471560 KB Output is correct
51 Correct 453 ms 635800 KB Output is correct
52 Correct 439 ms 635800 KB Output is correct
53 Correct 446 ms 635800 KB Output is correct
54 Correct 453 ms 635800 KB Output is correct
55 Correct 446 ms 635800 KB Output is correct
56 Correct 449 ms 635800 KB Output is correct
57 Correct 456 ms 635800 KB Output is correct
58 Correct 443 ms 635800 KB Output is correct
59 Correct 456 ms 635800 KB Output is correct
60 Correct 416 ms 635800 KB Output is correct
61 Correct 466 ms 635800 KB Output is correct
62 Correct 466 ms 635800 KB Output is correct
63 Correct 469 ms 635800 KB Output is correct
64 Correct 493 ms 635800 KB Output is correct
65 Correct 459 ms 635800 KB Output is correct
66 Correct 453 ms 635800 KB Output is correct
67 Execution timed out 500 ms 635800 KB Execution timed out
68 Halted 0 ms 0 KB -