题解 | #质数因子#
质数因子
https://www.nowcoder.com/practice/196534628ca6490ebce2e336b47b3607
import java.util.Scanner;
// 注意类名必须为 Main, 不要有任何 package xxx 信息
public class Main {
public static void main(String[] args) {
Scanner scanner = new Scanner(System.in);
long num = scanner.nextLong();
long k = (long) Math.sqrt(num);
for (long i = 2; i <= k; i++) {
while (num % i == 0) {
System.out.print(i + " ");
num = num / i;
}
}
System.out.println(num == 1 ? "" : num + " ");
}
}
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