#include "stdio.h"

void media(float a, float b, float m) {
	m = (a + b) / 2;
}

void ex01() {

	float a = 10;
	float b = 20;
	float m = 0;

	media(a,b,m);
	printf("%f \n %f \n %f \n",a,b,m);
}

void media2(float a, float b, float *m) {
	*m = (a + b) / 2.0;
}

void ex02() {
	float a = 10;
	float b = 20;
	float c = 0;
	media2(a,b,&c);
	printf("%f\n", c);
}

typedef struct {
	int num;
	int den;
} fracao;

void salvaArquivo(fracao f) {
	FILE *x;
	x = fopen("fracao.txt", "w");
	fprintf(x, "%d %d\n", f.num, f.den);
	fclose(x);
}

void readFile() {
	FILE *x;
	x = fopen("Source.cpp", "r");
	char s[200];
	while (!feof(x)) {
		fgets(s, 200, x);
		printf("%s", s);
	}
}
int main() {
	fracao f1;
	f1.num = 10;
	f1.den = 5;
	salvaArquivo(f1);
	

	readFile();

	return 0;
}