Submission #1247551


Source Code Expand

import java.util.Scanner;
public class Main {

	public static void main(String[] args) {
		// TODO 自動生成されたメソッド・スタブ
		Scanner scan = new Scanner(System.in);
		int a = scan.nextInt();
		int an[] = new int[a+1];
		long ans=1;
		int c=0;
		int d = (int)Math.pow(10, 9)+7;
		for(int i=0;i<a+1;i++){
			an[i]=1;
		}
		for(int i=2;i<=a;i++){
			c=i;
			while(c%2 == 0){
				c/=2;
				an[2]++;
			}
			for(int n=3;n*n<=c;n+=2){
				while(c%n==0){
				c /= n;
				an[n]++;
				}
			}
			if(c>1){
				an[c]++;
			}
		}
		for(int i=0;i<an.length;i++){
			ans = (long)ans*an[i]%d;
		}
		System.out.println(ans);
 }
}

Submission Info

Submission Time
Task C - Factors of Factorial
User curi
Language Java8 (OpenJDK 1.8.0)
Score 300
Code Size 669 Byte
Status AC
Exec Time 96 ms
Memory 23764 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 300 / 300
Status
AC × 3
AC × 10
Set Name Test Cases
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 94 ms 21844 KB
sample_02.txt AC 95 ms 21844 KB
sample_03.txt AC 94 ms 20820 KB
subtask_1_certain_01.txt AC 94 ms 21588 KB
subtask_1_certain_02.txt AC 94 ms 19028 KB
subtask_1_certain_03.txt AC 96 ms 23764 KB
subtask_1_certain_04.txt AC 93 ms 20564 KB
subtask_1_rand_01.txt AC 95 ms 18900 KB
subtask_1_rand_02.txt AC 94 ms 21844 KB
subtask_1_rand_03.txt AC 94 ms 20820 KB