Submission #1534675
Source Code Expand
#include<cstdio> #include<iostream> #include<algorithm> #include<vector> #include<set> #include<map> #include<string> #include<functional> #include<queue> #include<stack> #include<math.h> #define INF (1 << 30) - 1 + (1 << 30) #define EPS 1.0e-6 using namespace std; typedef pair<int, int> P; int n; vector<P> primefactor; int main() { cin >> n; primefactor.push_back(P(2,1)); for (int i = 3; i <= n; i++) { int ope = 1; int k = i; for (int j = 0; j < primefactor.size();j++) { //if (primefactor[j].first * primefactor[j].first > k)break; while (k % primefactor[j].first == 0) { ope = 0; primefactor[j].second++; k /= primefactor[j].first; } } if (ope == 1) { primefactor.push_back(P(i, 1)); } } long long ans=1; if (n >= 2) { for (int i = 0; i < primefactor.size(); i++) { ans *= primefactor[i].second + 1; ans %= 1000000007; } } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
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Task | C - Factors of Factorial |
User | kns330 |
Language | C++14 (GCC 5.4.1) |
Score | 300 |
Code Size | 981 Byte |
Status | AC |
Exec Time | 1 ms |
Memory | 256 KB |
Judge Result
Set Name | Sample | All | ||||
---|---|---|---|---|---|---|
Score / Max Score | 0 / 0 | 300 / 300 | ||||
Status |
|
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Set Name | Test Cases |
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Sample | sample_01.txt, sample_02.txt, sample_03.txt |
All | sample_01.txt, sample_02.txt, sample_03.txt, subtask_1_certain_01.txt, subtask_1_certain_02.txt, subtask_1_certain_03.txt, subtask_1_certain_04.txt, subtask_1_rand_01.txt, subtask_1_rand_02.txt, subtask_1_rand_03.txt |
Case Name | Status | Exec Time | Memory |
---|---|---|---|
sample_01.txt | AC | 1 ms | 256 KB |
sample_02.txt | AC | 1 ms | 256 KB |
sample_03.txt | AC | 1 ms | 256 KB |
subtask_1_certain_01.txt | AC | 1 ms | 256 KB |
subtask_1_certain_02.txt | AC | 1 ms | 256 KB |
subtask_1_certain_03.txt | AC | 1 ms | 256 KB |
subtask_1_certain_04.txt | AC | 1 ms | 256 KB |
subtask_1_rand_01.txt | AC | 1 ms | 256 KB |
subtask_1_rand_02.txt | AC | 1 ms | 256 KB |
subtask_1_rand_03.txt | AC | 1 ms | 256 KB |