C program to check leap year.

WAP to check whether the year entered by the user is leap year or not.

Program:

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

int main()

{

    int year;    //Declaring Variable.

   

    printf("Enter any year: ");  //For printing

    scanf("%d",&year);  //For Input.

    if(((year%4==0)&&(year%100!=0))||(year%400==0))  //If Statement

         printf("%d is a leap year",year);  //For printing

    else

         printf("%d is not a leap year",year);  //For printing

    getch(); //Getting a character or waiting for key press
 return 0;

}

Output:

Video Explanation

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C program to find a number is even or odd.

To find that given number is even or odd.

Program:

#include <stdio.h>

#include <conio.h>

int main()

 {

      int num;   //Declaring Variable.

   printf("Enter an integer you want to check: ");//For printing

      scanf("%d",&num);

      if((num%2)==0)      /* Checking whether remainder is 0 or not. */

        printf("%d is even.",num);   //For printing

      else

     printf("%d is odd.",num);   //For printing

  getch();   //Getting a chracter or waiting for key press.

  return 0;

}

Output:

Video Explanation

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C program to check number is prime or not.

WAP to check whether number is prime or not.

Program:

#include<stdio.h>                   

#include<conio.h>

int main()
{

       int n,i,a=0;  //Declaring Variable.
      
       printf(" enter the number : "); //For printing

       scanf("%d",&n);   //For Input.

        for(i=2; i<n/2; i++)  //For Loop.

        {

                if(n%i==0)

                {

                    a=1;
                    break;
                }

        }

    if(a==0)

       printf("%d is a prime number.",n); //For printing

    else

       printf("%d is not a prime number.",n);  //For printing

   getch();  //Getting a chracter or waiting for key press.

  return 0;

}

Output:

Video Explanation

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C program using sizeof() operator

WAP to display the size of integer,float and char using sizeof() operator

    Program:

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

int main()
{
int x;    //Declaring Variable.

float y;   //Declaring Variable.

double z;   //Declaring Variable.

char ch;    //Declaring Variable.

printf("Size of integer variable x:%d\n",sizeof(x));  //For printing

printf("Size of float variable y:%d\n",sizeof(y));  //For printing

printf("Size of double variable z:%d\n",sizeof(z));   //For printing

printf("Size of character variable char:%d\n",sizeof(char));   //For printing

getch();   //Getting a chracter or waiting for key press.
return 0;
} 



Output:

Video Explanation

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C program for Calculating Simple interest

WAP that will take principal,rate and time as input and display   the simple interest.
   Program:

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

int main()
{

   float p, r, si;  //Declaring Variable.
   int t;  //Declaring Variable.

   printf("Enter the values of p,r and t\n");   //For printing
   scanf ("%f %f %d", &p, &r, &t);   //For Input.

     si = (p * r * t)/ 100.0;  //Calculation
   
   printf ("Rate   = Rs. %5.2f%\n", r); //For printing
   printf ("Time   = %d years\n", t);  //For printing
   printf ("Simple interest  = %5.2f\n", si); //For printing
     getch();   //Getting a chracter or waiting for key press.
  return 0;

}
Output:

Video Explanation

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Finding quotient and remainder.

WAP that will take dividend and divisor and display the quotient and remainder.

#include <stdio.h>

#include<conio.h>

int  main()

{

   int dividend,divisor,remainder;  //Declaring Variable.

   float quotient;   //Declaring Variable.

   printf("enter any dividend and divisor \n");   //Printing Message on Screen

   scanf(“%d%d”,&dividend,&divisor);     //For Input.

   quotient=dividend/divisor;  //Calculation

   remainder=dividend%divisor;

   printf(“\n The quotient is %f and remainder is %d” ,quotient,remainder); //Printing 

   getch();  //Getting a chracter or waiting for key press.
   return 0;

}

Video Explanation

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Printing in C

To print message on the screen.

  

 #include <stdio.h>

 #include <conio.h>

 void main() 

 {  clrscr();  //For Clearing the Screen.

     printf("Hello world\n"); //For printing

     getch();  //Getting a chracter or waiting for key press.

 }

Video Explanation
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