#include<stdio.h>
int main(void)
{
     int count,number;
     count=0;
     printf("Enter a number:");
     scanf("%d",&number);
     if(number<o)number=-number;
     do{
          number=number/10;
          count++;
     }while(number!=0);
     printf("It contains %d digits.\n",count);
     return 0;
}
 

相關推薦