View Code of Problem 50

#include<stdio.h>
int main(){
    char a[100],b[100],j=0,i,k=0;
    gets(a);
    for(i=0;a[i]!='\0';i++){
        if(a[i]>='0'&&a[i]<='9'){
            b[j++]=a[i];
            k=0;
        }else{
            if(k==0){
                b[j++]='*';
                k=1;
            }
        }
    }
    b[j]='\0';
    puts(b);
    return 0;
}

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