In this tutorial, we are going to write a C program to call the user-defined function through if statement in C Programming with practical program code and step-by-step full complete explanation.
C program to call the user-defined function through if statement.
#include<stdio.h>
#include<conio.h>
void main()
{
int a();
clrscr();
if(a()%2 == 0)
printf("The number is even");
else
printf("The number is odd");
}
int a()
{
int a;
printf("Enter value of a:");
scanf("%d",&a);
return(a);
}
Output
Enter value of a: 5 The number is odd
