/* 
  io.c
  Some scanf examples
*/ 

#include<stdio.h>

int main ()
{
  int i1=-1;
  float f1;
  double d1;

  printf("Please enter an integer: ");
  scanf("%i", &i1);
  printf("You typed: %i\n", i1);

  printf("Please enter a float: ");
  scanf("%f", &f1);
  printf("You typed: %f\n", f1);

  printf("Please enter a double: ");
  scanf("%lf", &d1);
  printf("You typed: %f\n", d1);

  return 0;
}