#include <stdio.h>

int soma (int a, int b) {
  return (a + b);
}

int main () {
  int a, b;

  printf ("Digite o valor de a: ");
  scanf ("%d", &a);

  printf ("Digite o valor de b: ");
  scanf ("%d", &b);

  printf ("Soma de a e b: %d\n", soma(a, b));
  printf ("Soma de 5 e 10: %d\n", soma(5, 10));

  return 0;
}