Programming Ville

Program to print the n terms of fibonacci series.

2012-02-12T06:28:00.000-08:00

#include<stdio.h>

#include<conio.h>

void main()

{

int a,b,c,i,n;

a=0;

b=1;

clrscr();

printf("\n Enter the number of terms");

scanf("%d", &n);

if(n == 1)

printf("\n %d ",a);

else if(n>=2)

{

printf("\n %d \t %d ",a,b);

for(i=3;i<=n;i++)

{

c=a+b;

printf("\t %d",c);

a=b;

b=c;

}

getch();

}

Program to find whether a number is palindrome or not.

2012-02-09T09:03:00.000-08:00

#include<stdio.h>

#include<conio.h>

void main()

{

long rev = 0,n, num , rem;

clrscr();

printf("\n Enter the number");

scanf("%ld",&num);

n=num;

while(n>0)

{

rem= n % 10;

n=n/10;

rev=rev*10 + rem;

}

if(rev = = num)

printf(" \n Number %ld is palindrome", num);

else

printf(" \n Number %ld is not palindrome", num);

getch();

}

Program to reverse a number.

2012-02-09T08:49:00.000-08:00

#include<stdio.h>

#include<conio.h>

void main()

{

long rev = 0, rem , n;

clrscr();

printf("\n Enter the number ");

scanf("%ld",&n);

while(n>0)

{

rem=n%10;

n=n/10;

rev=rev*10 +rem;

}

printf("\n The reverse number = %ld",rev);

}

Program to calculate the average of given n number.

2012-02-07T04:39:00.000-08:00

#include<stdio.h>

#include<conio.h>

void main()

{

int i,n,sum=0,x;

float avg;

printf("\n How many numbers ");

scanf(" %d ",&n);

for(i=1;i<=n;i++)

{

printf("\n Eneter %d number ",i);

scanf("%d",&x);

sum = sum + x;

}

avg=sum/n;

printf("\n The average of numbers = %f",avg);

getch();

}

Program to print first 10 multiples of an integer.

2012-02-07T04:30:00.000-08:00

#include<stdio.h>

#include<conio.h>

void main()

{

int n,i;

clrscr();

printf("\n Enter a integer number");

scanf("%d",&n);

for(i=1;i<=10;i++)

{

printf("\n %d * %d = %d ",n,i,n*i);

}

getch();

}

Program to calculate the factorial of a number.

2012-02-07T04:21:00.000-08:00

#include<stdio.h>

#include<conio.h>

void main()

{

int n,i=1,fact=1;

clrscr();

printf("\n Enter a number ");

scanf("%d",&n);

while(i<=n)

{

fact=fact * i;

i++;

}

printf("\n Factorial of %d = %d",n,fact);

getch();

}

NOTE := Factorial of a number can be calculated as

5! = 5 * 4 * 3 * 2 * 1 = 120.

Program to display digits 1 to n.

2012-02-07T04:13:00.000-08:00

#include<stdio.h>

#include<conio.h>

void main()

{

int n, i=1;

clrscr();

printf("\n Enter the last digit");

scanf("%d",&n);

while(i<=n)

{

printf("\n %d",i);

i++;

}

getch();

}

Program to perform basic arithmatic operation using switch statement

2012-01-30T06:55:00.000-08:00

#include<stdio.h>
#include,conio.h>
void main()
{
int a,b,c,choice;
clrscr();
printf("\n Enter two numbers");
scanf(" %d %d ", &a, &b);
printf("\n Press 1 for Addition ");
printf("\n Press 2 for Subtraction ");
printf("\n Press 3 for Multiplication ");
printf("\n Press 4 for Division ");
printf("\n Enter your choice");
scanf(" %d", &choice);
switch(choice)
{
case 1:
c=a+b;
printf("\n Sum = %d",c);
break;

case 2:
c=a-b;
printf("\n Subtraction = %d",c);
break;

case 3:

c=a*b;
printf("\n Multiplication = %d",c);
break;

case 4:

c=a/b;
printf("\n Division = %d",c);
break;

default :

printf("\n Wrong Input");

}

getch();

}

Program to find whether a year is leap or not using conditional operators.

2012-01-30T06:40:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int year;
clrscr();
printf("\n Enter the year");
scanf("%d",&year);
(( year % 100 ==0 && year % 400 == 0) || (year % 100 !=0 && year % 4 == 0))?
printf("\n Year %d is leap ",year):printf("\n Year %d is not leap ",year);
getch();
}

Program to find Greater from three using conditional operators

2012-01-30T06:31:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b,c,big;
clrscr();
printf("\n Enter three numbers ");
scanf(" % d %d %d ",&a,&b,&c);
big=a>b?(a>c?a:c):(b>c?b:c);
printf("\n Biggest Number = %d",big);
getch();
}

Program to determine whether a year is leap or not.

2012-01-29T08:29:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int year;
clrscr();
printf("\n Enter the year");
scanf("%d",&year);
if (year%100==0)
{
if(year%400==0)
printf("\n Year %d is leap",year);
else
printf("\n Year %d is not leap", year);

}

else

{
   if(year%4==0)
printf("\n Year %d is leap",year);
else
printf("\n Year %d is not leap", year);

}
getch();
}

Program to print day of week using switch statement.

2012-01-27T07:20:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int day;
clrscr();
printf("\n Enter day in numbers 1 to 7");
scanf("%d",&day);
switch(day)
{
case 1 :
printf("\n Monday");
break;

case 2 :
printf("\n Tuesday");
break;

case 3 :
printf("\n Wednesday");
break;

case 4 :
printf("\n Thursday");
break;

case 5 :
printf("\n Friday");
break;

case 6 :
printf("\n Saturday");
break;

case 7 :
printf("\n Sunday");
break;

defaul :
printf("\n Wrong Input");
}

}

Program to print day of week using else-if ladder.

2012-01-27T07:07:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int day;
clrscr();
printf("\n Enter day of week as number from 1 to 7");
scanf("%d",&day);
if(day==1)
printf("\n Day of week is Monday");
else if(day==2)
printf("Day of week is Tuesday");
else if(day==3)
printf("Day of week is Wednesday");
else if(day==4)
printf("Day of week is Thursday");
else if(day==5)
printf("Day of week is Friday");
else if(day==6)
printf("Day of week is Saturday");
else if(day==7)
printf("Day of week is Sunday");
else

printf("\n Wrong Input");

getch();

}

Program to find greater from three numbers.

2012-01-27T06:52:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b,c;
clrscr();
printf("\n Enter three numbers");
scanf("%d %d %d",&a,&b,&c);
if (a>b)
{
if(a>c)
printf("\n Biggest Number = %d",a);
else
   printf("\n Biggest Number = %d",c);
}
else
{
if(b>c)
printf("\n Biggest Number = %d",b);
else
   printf("\n Biggest Number = %d",c);
}
getch();
}

Program to Calculate Compound Interest

2012-01-26T06:54:00.000-08:00

#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
float p,r,t,a,ci;
clrscr();
printf("\nEnter principal amount , rate of interest and time : ");
scanf("%f %f %f",&p,&r,&t);
a=p*pow((1+r/100),t);
ci=a-p;
printf("\n The compound interest = %f",ci);
getch();
}

Greater from Two Numbers using Conditional Operator

2012-01-26T06:43:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b,big;
clrscr();
printf("\n Enter two numbers");
scanf("%d %d ",&a,&b);
big=(a>b)?a:b;
printf("\n Greater number = %d",big);
getch();
}

NOTE:= The conditional operators (?,:) are also called "Ternary Operators" because
they operate on three expression. The general form of conditional operator is
expr1 ? expr2 : expr3.

Program to Convert Fahrenheit into Centigrade Degree

2012-01-26T06:23:00.000-08:00

#include<stdio.h>

#include<conio.h>

void main()

{

float fa,ce;

clrscr();

printf("\n Enter the temperature into Fahrenheit");

scanf("%f",&fa);

ce=5.0/9*(fa-32);

printf("\n Centigrade Degree = %f",ce);

getch();

}

NOTE:= You can also convert centigrade into Fahrenheit by using the formula :

Fahrenheit = 9.0*centigrade/5+32.

Program to Calculate Square Root and Cube of a Number

2012-01-26T06:01:00.000-08:00

#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int a,cb;
float sq;
printf("\n Enter a number ");
scanf("%d",&a);
sq=sqrt(a);
cb=pow(a,3);
printf(" Sqare root = %f = ",sq);
printf("Cube = %d",cb);
}

DESCRIPTION := In this program the in-built functions " sqrt()" and "pow() " are used to calculate sqare root and cude of number.These functions are included in " math.h " header file.

Program to Calculate the Area of a Triangle

2012-01-25T20:51:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int base,height;
float area;
clrscr(); // Function to clear the output screen
printf("Enter the base and height of the triangle : ");
scanf("%d %d",&base,&height);
area=0.5*base*height;
printf("The area of triangle with base %d and height %d is %f",base,height,area);
getch();
}

Program to Find Whether a Number is Even or Odd

2012-01-25T05:58:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
int n;
clrscr();
printf("\n Enter a number : ");
scanf("%d",&n);
if(n%2==0)
printf("\n%d is even number",n);
else
printf("\n%d is odd number",n);
}

NOTE"= In "C" language "=="operator is used for comparison of two values.

Program to Calculate Area and Perimeter of a Rectangle

2012-01-24T07:36:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
                     float l,b,ar,pr;
   printf("\n Enter length and breadth of rectangle");
   scanf("%f %f",&l,&b); //Multiple inputs separated by space
   ar=l*b;
   pr=2*(l+b);
                     printf("\n Area of Rectangle = %f ",ar);
                     printf("\n Perimeter of Rectangle = %f",pr);
                     getch();
}

Program to Print the Greater from Two Numbers

2012-01-24T07:03:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
                  int a,b;
    clrscr();
printf("\n Enter two numbers : ");
                  scanf(" %d %d ",&a,&b);
                  if(a>b)
                  printf(" %d is greater ",a);
                  else
printf(" %d is greater ",b);
                  getch();
}

Note : In this program we use if-else statement. In this if condition is true then if statement block is executed otherwise else statement block is executed .

Program to Print the Average of Two Numbers

2012-01-24T06:46:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
                  int a,b;
float avg;
                  printf("\n Enter two numbers : ");
scanf("%d %d",&a,&b);
                  avg=(a+b)/2;
printf("\n Average = %f ",avg);
getch();
}

NOTE:= In this program the average of two numbers may come in fraction. So we take "avg" variable as of float(floating point) data type.

Program to exchange the value of two variables

2012-01-24T06:29:00.000-08:00

#include<stdio.h>
#include<conio.h>
void main()
{
             int a,b,temp;
   clrscr();
   printf("\n Enter two numbers");
             scanf("%d %d ", &a, &b);
             temp=a;
   a=b;
             b=temp;
   printf("\n exchange numbers are a = %d    b = %d ",a,b);
   getch();
}

Program to Print the Sum of Two Numbers Input By User

2012-01-24T03:59:00.001-08:00

#include<stdio.h>
void main()
{
int a,b,c;
printf("Enter the value of a : ");
scanf("%d",&a);
printf("Enter the value of b : ");
scanf("%d",&b);
c=a+b; //Subtraction, Multiplication and Division can also be done
printf("The sum of a and b = %d",c);
getch();
}