Uva 445 Marvelous Mazes

#include<stdio.h>
#include<ctype.h>
#include<string.h>
int main()
{
int count=0;
char ch;
while(scanf("%c",&ch)!=EOF)
{
if(isdigit(ch))
count += ch - '0';
else if((isalpha(ch) && ch != 'b') || ch=='*')
{
while(count--)
printf("%c",ch);
count = 0;
}
else if(ch=='b')
{
while(count--)
printf(" ");
count = 0;
}
else if(ch=='!' || ch =='\n')
{
printf("\n");
count = 0;
}

}
return 0;
}