View Code of Problem 50

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

	return 0;
}