题解 | #质数因子#
质数因子
http://www.nowcoder.com/practice/196534628ca6490ebce2e336b47b3607
#include "stdio.h"
int main() {
int num;
scanf("%d", &num);
for(int i=2; i*i<=num; i++) {
while(num%i==0) {
printf("%d ", i);
num /= i;
}
}
if(num > 1) printf("%d ", num);
return 0;
}