Demo04分解质因数

package 习题集1;

import java.util.Scanner;

//将一个正整数分解质因数。例如输入90，打印出90=2*3*3*5
public class Demo04 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int count = sc.nextInt();
        System.out.print(count + "=");
        for (int i = 2;i < count / 2 + 1;i ++) {
            if (count % i == 0) {
                System.out.print(i + "*");
                count = count / i;
                i = 1;
            }
        }
        System.out.println(count);
    }
}