Submission #2531868
Source Code Expand
//include //------------------------------------------ #include <vector> #include <list> #include <map> #include <set> #include <deque> #include <stack> #include <bitset> #include <algorithm> #include <functional> #include <numeric> #include <utility> #include <sstream> #include <iostream> #include <iomanip> #include <cstdio> #include <cmath> #include <cstdlib> #include <cctype> #include <string> #include <cstring> #include <ctime> using namespace std; //conversion //------------------------------------------ inline int toInt(string s) {int v; istringstream sin(s);sin>>v;return v;} template<class T> inline string toString(T x) {ostringstream sout;sout<<x;return sout.str();} //math //------------------------------------------- template<class T> inline T sqr(T x) {return x*x;} //typedef //------------------------------------------ typedef vector<int> VI; typedef vector<VI> VVI; typedef vector<string> VS; typedef pair<int, int> PII; typedef long long LL; //container util //------------------------------------------ #define ALL(a) (a).begin(),(a).end() #define RALL(a) (a).rbegin(), (a).rend() #define PB push_back #define MP make_pair #define SZ(a) int((a).size()) #define EACH(i,c) for(typeof((c).begin()) i=(c).begin(); i!=(c).end(); ++i) #define EXIST(s,e) ((s).find(e)!=(s).end()) #define SORT(c) sort((c).begin(),(c).end()) //repetition //------------------------------------------ #define FOR(i,a,b) for(int i=(a);i<(b);++i) #define REP(i,n) FOR(i,0,n) //constant //-------------------------------------------- const double EPS = 1e-10; const double PI = acos(-1.0); const LL MOD = 1000000007; //clear memory #define CLR(a) memset((a), 0 ,sizeof(a)) //debug #define dump(x) cerr << #x << " = " << (x) << endl; #define debug(x) cerr << #x << " = " << (x) << " (L" << __LINE__ << ")" << " " << __FILE__ << endl; int main() { int n; cin >> n; VI prime; for (int i = 2; i < 500; i++) { bool p = true; for (int j = 2; j < int(sqrt(i)) + 1; j++) { if(i % j == 0) { p = false; } } if (p) { prime.push_back(i); } } map<int,int> mp; for (int i = 2; i < n + 1; i++) { bool p = true; for (auto&& j : prime) { for(int k = 1;; k++) { if(i % int(pow(j,k)) == 0) { mp[j]++; p = false; } else { break; } } } if (p) { mp[i]++; } } LL ans = 1; for (auto&& var : mp) { dump(var.first); dump(var.second); ans = ans * (var.second + 1); ans = ans % MOD; } cout << ans << endl; return 0; }
Submission Info
Submission Time | |
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Task | C - Factors of Factorial |
User | baku1101 |
Language | C++14 (Clang 3.8.0) |
Score | 300 |
Code Size | 2622 Byte |
Status | AC |
Exec Time | 2 ms |
Memory | 384 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 | 2 ms | 384 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 | 2 ms | 256 KB |
subtask_1_certain_04.txt | AC | 2 ms | 256 KB |
subtask_1_rand_01.txt | AC | 2 ms | 256 KB |
subtask_1_rand_02.txt | AC | 2 ms | 256 KB |
subtask_1_rand_03.txt | AC | 2 ms | 256 KB |