#include<stdio.h>

void sum_digit;
static int sum;
static int letters;

int main(void){

	sum = 0;
	letters = 0;

	//get string from user


	//call functions
	sum_digit(char[] str, 0)

	printf("Sum of numbers = %d \n Number of letters = %d.", sum, letters);

	return 0;
}

void sum_digit(int pos,str){

	//check if pos is at the end of the string

	//checks if the element is a number
	if(isdigit(str[pos])){
		sum += str[pos];
		pos++;
	}
}

void count_alph(int pos, char[] str){

	//check if pos is at the end of the string

	//Check if the element is not a number
	if(!isdigit(str[pos])){
		letters++;
		pos++;
	}

	sum_digit()
}