Program to check a number is positive negative or zero
#include<stdio.h>
#include<conio.h>
void main()
{
int a;
clrscr();
printf("Enter a numbern");
scanF("%d",&a);
if(a>0)
printf("n positive number n");
...
Program to check given number is odd or even
#include<stdio.h>
#include<conio.h>
void main()
{
int a; /* for any integer */
clrscr();
printf("Enter a number n");
...
program to largest of two numbers
#include<stdio.h>
#include<conio.h>
void main()
{
int a,b; /* for two numbers a & b */
...
Program to largest and equal of two numbers
#include<stdio.h>
#include<conio.h>
void main()
{
int a,b; /* for two numbers a & b */
clrscr();
...