View Code of Problem 50

#include <stdio.h>
#include <string.h>
int main()
{
	int i,j=0,len,flag=0;
        char a[100],b[100];
  	gets(a);
  	len=strlen(a);
  for(i=0;i<len;++i){
          if(flag==0)
          {
		b[j++]='*'; 
            	flag=1;
          
          }
  	else
          if(a[i]>='0'&&a[i]<='9')
          {
          	b[j++]=a[i];
            	flag=0;
          
          }
 
}
printf("%s",b);
 
}

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