hdu 1164 Eddy's research I

 

 

 

#include<stdio.h>int main(){int a[100],i,j,num,n;while(scanf("%d",&n)!=-1){num=0;for(i=2;i<=n;){if(n%i==0){a[num++]=i;n=n/i;}else i++;}printf("%d",a[0]);for(i=1;i<num;i++)printf("*%d",a[i]);printf("\n");}return 0;}