insert(char *word, node **leaf){
    if(*leaf==0){
    *leaf = (node*)malloc(sizeof(node));
    (*leaf)->name = word;
    (*leaf)->left=0;
    (*leaf)->right=0;
    }
else if(strcmp(word,(*leaf)->name)>0{
    insert(word,&(*leaf)->left);
}else if(strcmp(word(*leaf)->name)<0){
    insert(word,&(*leaf)->right);
}else if(strcmp(word,(*leaf)->name)==0){
    (*leaf)->numOccur++;
    return;
}
}