| Task: | Planeetat |
| Sender: | hltk |
| Submission time: | 2020-09-27 17:17:11 +0300 |
| Language: | C++ (C++17) |
| Status: | READY |
| Result: | 49 |
| group | verdict | score |
|---|---|---|
| #1 | ACCEPTED | 24 |
| #2 | ACCEPTED | 25 |
| #3 | TIME LIMIT EXCEEDED | 0 |
| test | verdict | time | group | |
|---|---|---|---|---|
| #1 | ACCEPTED | 0.03 s | 1, 2, 3 | details |
| #2 | ACCEPTED | 0.03 s | 1, 2, 3 | details |
| #3 | ACCEPTED | 0.02 s | 1, 2, 3 | details |
| #4 | ACCEPTED | 0.02 s | 1, 2, 3 | details |
| #5 | ACCEPTED | 0.03 s | 1, 2, 3 | details |
| #6 | ACCEPTED | 0.02 s | 1, 2, 3 | details |
| #7 | ACCEPTED | 0.03 s | 1, 2, 3 | details |
| #8 | ACCEPTED | 0.03 s | 1, 2, 3 | details |
| #9 | ACCEPTED | 0.02 s | 1, 2, 3 | details |
| #10 | ACCEPTED | 0.02 s | 1, 2, 3 | details |
| #11 | ACCEPTED | 0.02 s | 2, 3 | details |
| #12 | ACCEPTED | 0.03 s | 2, 3 | details |
| #13 | ACCEPTED | 0.03 s | 2, 3 | details |
| #14 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #15 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #16 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #17 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #18 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #19 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #20 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #21 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #22 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #23 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #24 | TIME LIMIT EXCEEDED | -- | 3 | details |
| #25 | TIME LIMIT EXCEEDED | -- | 3 | details |
Code
#include <functional>
#include <iostream>
#include <vector>
using namespace std;
using ll = long long;
template <typename T> T pow(T a, ll b) {
T r = 1;
for (; b; b /= 2, a *= a)
if (b % 2) r *= a;
return r;
}
// source: ecnerwala, own, benq
template <int MOD> struct modint {
int v;
modint() : v(0) {}
modint(ll x) : v(x % MOD) {
if (v < 0) v += MOD;
}
explicit operator int() const { return v; }
explicit operator ll() const { return v; }
friend ostream &operator<<(ostream &out, const modint &a) {
return out << int(a);
}
friend istream &operator>>(istream &in, modint &a) {
ll x;
in >> x;
a = modint(x);
return in;
}
// only works if MOD is prime
modint inv() const {
return pow(*this, MOD - 2);
}
friend modint inv(const modint &x) { return x.inv(); }
modint &operator+=(const modint &a) {
v += a.v;
if (v >= MOD) v -= MOD;
return *this;
}
modint &operator-=(const modint &a) {
v -= a.v;
if (v < 0) v += MOD;
return *this;
}
modint &operator*=(const modint &a) {
v = ll(v) * ll(a.v) % MOD;
return *this;
}
modint &operator/=(const modint &a) { return *this *= a.inv(); }
friend modint operator+(const modint &a, const modint &b) {
return modint(a) += b;
}
friend modint operator-(const modint &a, const modint &b) {
return modint(a) -= b;
}
friend modint operator*(const modint &a, const modint &b) {
return modint(a) *= b;
}
friend modint operator/(const modint &a, const modint &b) {
return modint(a) /= b;
}
};
constexpr ll MOD = 1000000007;
using mint = modint<MOD>;
namespace nCr {
vector<mint> fact, ifact;
void init(int N = int(1e6)) {
fact.resize(N + 1);
ifact.resize(N + 1);
fact[0] = 1;
for (int i = 1; i <= N; ++i)
fact[i] = fact[i - 1] * i;
ifact[N] = 1 / fact[N];
for (int i = N; i > 0; --i)
ifact[i - 1] = i * ifact[i];
}
mint choose(int a, int b) {
if (a < b || b < 0) return 0;
return fact[a] * ifact[b] * ifact[a - b];
}
}
int main() {
nCr::init();
int n;
cin >> n;
vector<mint> p(n + 1);
for (int i = 1; i <= n; ++i)
for (int j = 1; j <= i; ++j)
p[i] += nCr::choose(i, j) * pow(mint(i - j), i - j) * pow(mint(j), j);
for (int i = 1; i <= n; ++i)
p[i] /= i;
vector<vector<mint>> t(n + 1, vector<mint>(n + 1));
for (int i = 1; i <= n; ++i)
for (int j = 1; j <= n; ++j)
t[i][j] = pow(p[i] * nCr::ifact[i], j) * nCr::ifact[j];
vector<vector<mint>> dp(n + 1, vector<mint>(n + 1));
dp[0][0] = 1;
for (int i = 1; i <= n; ++i)
for (int k = n; k >= i; --k)
for (int j = 1; k - i * j >= 0; ++j)
for (int z = j; z <= n; ++z)
dp[k][z] += dp[k - i * j][z - j] * t[i][j];
for (int i = 1; i <= n; ++i)
cout << dp[n][i] * nCr::fact[n] << '\n';
}
Test details
Test 1
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 1 |
| correct output |
|---|
| 1 |
| user output |
|---|
| 1 |
Test 2
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 2 |
| correct output |
|---|
| 3 1 |
| user output |
|---|
| 3 1 |
Test 3
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 3 |
| correct output |
|---|
| 17 9 1 |
| user output |
|---|
| 17 9 1 |
Test 4
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 4 |
| correct output |
|---|
| 142 95 18 1 |
| user output |
|---|
| 142 95 18 1 |
Test 5
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 5 |
| correct output |
|---|
| 1569 1220 305 30 1 |
| user output |
|---|
| 1569 1220 305 30 1 |
Test 6
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 6 |
| correct output |
|---|
| 21576 18694 5595 745 45 ... |
| user output |
|---|
| 21576 18694 5595 745 45 ... |
Test 7
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 7 |
| correct output |
|---|
| 355081 334369 113974 18515 1540 ... |
| user output |
|---|
| 355081 334369 113974 18515 1540 ... |
Test 8
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 8 |
| correct output |
|---|
| 6805296 6852460 2581964 484729 49840 ... |
| user output |
|---|
| 6805296 6852460 2581964 484729 49840 ... |
Test 9
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 9 |
| correct output |
|---|
| 148869153 158479488 64727522 13591116 1632099 ... |
| user output |
|---|
| 148869153 158479488 64727522 13591116 1632099 ... |
Test 10
Group: 1, 2, 3
Verdict: ACCEPTED
| input |
|---|
| 10 |
| correct output |
|---|
| 660215659 85349908 783995053 409987640 55545735 ... |
| user output |
|---|
| 660215659 85349908 783995053 409987640 55545735 ... |
Test 11
Group: 2, 3
Verdict: ACCEPTED
| input |
|---|
| 20 |
| correct output |
|---|
| 8033007 474885151 998010619 720259168 345757330 ... |
| user output |
|---|
| 8033007 474885151 998010619 720259168 345757330 ... Truncated |
Test 12
Group: 2, 3
Verdict: ACCEPTED
| input |
|---|
| 50 |
| correct output |
|---|
| 637699856 613177596 194234103 50828885 988168359 ... |
| user output |
|---|
| 637699856 613177596 194234103 50828885 988168359 ... Truncated |
Test 13
Group: 2, 3
Verdict: ACCEPTED
| input |
|---|
| 100 |
| correct output |
|---|
| 894456323 406549429 962038245 430640330 61348310 ... |
| user output |
|---|
| 894456323 406549429 962038245 430640330 61348310 ... Truncated |
Test 14
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 666 |
| correct output |
|---|
| 189730587 968711879 553374698 53051125 139917248 ... |
| user output |
|---|
| (empty) |
Test 15
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 3333 |
| correct output |
|---|
| 79235821 455292218 627100211 591681254 695866885 ... |
| user output |
|---|
| (empty) |
Test 16
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4991 |
| correct output |
|---|
| 482116496 245260697 151422537 180441123 318466624 ... |
| user output |
|---|
| (empty) |
Test 17
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4992 |
| correct output |
|---|
| 141010647 787351178 684701591 872974815 631476284 ... |
| user output |
|---|
| (empty) |
Test 18
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4993 |
| correct output |
|---|
| 504034249 588971460 281533415 928250892 416697844 ... |
| user output |
|---|
| (empty) |
Test 19
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4994 |
| correct output |
|---|
| 266134603 90079109 544661648 812099750 17249410 ... |
| user output |
|---|
| (empty) |
Test 20
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4995 |
| correct output |
|---|
| 833898560 663839791 109127071 321675160 86285359 ... |
| user output |
|---|
| (empty) |
Test 21
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4996 |
| correct output |
|---|
| 721158645 167929822 115103278 491345159 114397872 ... |
| user output |
|---|
| (empty) |
Test 22
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4997 |
| correct output |
|---|
| 691405606 436947443 82656395 514529009 783319673 ... |
| user output |
|---|
| (empty) |
Test 23
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4998 |
| correct output |
|---|
| 829675470 688714502 189351950 956110193 20883331 ... |
| user output |
|---|
| (empty) |
Test 24
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 4999 |
| correct output |
|---|
| 343936737 47032567 190931571 827280581 160866637 ... |
| user output |
|---|
| (empty) |
Test 25
Group: 3
Verdict: TIME LIMIT EXCEEDED
| input |
|---|
| 5000 |
| correct output |
|---|
| 364064601 633559852 352848841 666954216 428009512 ... |
| user output |
|---|
| (empty) |
