#include<stdio.h>
#include<string.h>

void apply_to_argv(int argc, char ** argv, void (*fn)(char*)){
	for(int i = 0; i < argc; i++)
		fn(argv[i]);
}

void print_with_length(char* arg){
	printf("%s:  (%d characters)\n", arg, strlen(arg));
}


int main(int argc, char ** argv){
	int sum = 0; // Not global anymore
	void count_chars(char* arg){
		sum += strlen(arg);
		printf("sum = %d\n", sum);
	}


	apply_to_argv(argc, argv, print_with_length);
	apply_to_argv(argc, argv, count_chars);
	printf("Total Characters:  %d\n", sum);

	sum = 0;
	char *like_argv[] = {"one", "two", "raccoon", "blender", "toaster"};
	apply_to_argv(5, like_argv, print_with_length);
	apply_to_argv(5, like_argv, count_chars);
	printf("Total Characters:  %d\n", sum);


	return 0;
}