#include <stdio.h>
#include <conio.h>

int main()
{
	int a;
	printf("\t Hay nhap vao mot so nguyen: ");
	scanf("%d",&a);
	
	if (a<50) 
		printf("\t ==> So da nhap <50");
	else
		if (a==50)
			printf("\t ==> So da nhap =50");
	 	else
			printf("\t ==> So da nhap >50 ");
	getch();
	return(0);
}