/* Write an ARM assembly function that compares two signed integers and returns 1 
if the first parameter is greater than or equal to the second parameter, and 0 
otherwise. Provide a C++ program to test this function.
 Function prototype: compare_integers(int a, int b) */
 #include <stdio.h>
#include <stdlib.h>

extern "C"{
  unsigned int compare_integers(int x,int y);
}

void setup() {
  // put your setup code here, to run once:
  pinMode(LED_BUILTIN, OUTPUT);
}

void loop() {
  signed int x,y;

  printf("Enter the value of x:");
  scanf("%d",&x);
  printf("%d",x);

  printf("\nEnter the value of y:");
  scanf("%d",&y);
  printf("%d",y);

  printf("\n");

  if(compare_integers(x,y) == 1)
  {
    printf("Value of x is higher than or equal to y\n");
  }

  else
  {
    printf("Value of x is less than y\n");
  }

}