Sunday, July 13, 2008

Chech whether number is positive or negative

/* Write a C program to check whether a given integer *
* number is positive or negative*/

#include stdio.h
#include conio.h

void main()
{
int number;
clrscr();

printf("Enter a number\n");
scanf ("%d", &number);

if (number > 0)
printf ("%d, is a positive number\n", number);
else
printf ("%d, is a negative number\n", number);

}
/*-----------------------------
Output
Enter a number
-5
-5, is a negative number

RUN2
Enter a number
89
89, is a positive number
------------------------------*/

This is also an easy program. The only thing to note is logic. It checks whether value is above '0' or not and displayes the output

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