text: #include <stdio.h>
  double min(double x, double y)
  {
  	return (x < y) ? x : y;
  }
  int main(void)
  {
  	double num1 = 12.3;
  	double num2 = 15.6;
  	printf("Numbers:%f and %f.The smaller is %f.\n", num1, num2, min(num1, num2));
  	return 0;
  }