#include
#include
void mean(int a, int b, int return_val ) {
return_val = (a + b) / 2;
printf("return_val in mean in %d\n",return_val);
}
int main() {
int x, j;
int answer;
x = 13;
j = 8;
mean(x, j, answer);
printf("The mean of %d and %d = %d\n", x, j, answer);
}