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

int strcount(char *str, char chr){
	int i = 0, count = 0;

	while(str[i] != '\0')
    {
		if(str[i++] == chr) count++;
	}

	return count;
}

int main(void)
{
	char inicial[255];

	printf("Introduza uma string: ");
	
    fgets(inicial, 255, stdin);

    printf("%s\n", inicial);
	
    printf("%i\n", strcount(inicial, 'a'));

	return 0;
}