View Code of Problem 50

# include<stdio.h>
# include<string.h>
int main(void)
{
  char a[80],b[80];
  int i = 0,j =0,t,flag = 0;
  gets(a);
  t = strlen(a);
  for(i=0;i<t;++i)
  {
    if(a[i]>='0'&&a[i]<='9')
    {
	  flag = 0;
      b[j] = a[i];
      ++j;
    }
    else if(a[i]<'0'||a[i]>'9')
    {
		 if(flag==0)
		 {
			 b[j] = '*';
			 ++j;
			 flag = 1;
		 }
    }
  }
 for(i=0;i<j;++i)
 {
 printf("%c",b[i]);
 }
  return 0;
}