Printing all odd number between 1&30

#include<stdio.h>
#include<conio.h>
void main()
{
int t=1;
clrscr();
while(t<30)
{
    if(t%2==1)
    printf(" %d",t);
    t++;
}
getch();
}

OUTPUT:

1  3  5  7  9  11  13  15  17  19  21  23  25  27  29

Number is Even or Odd

#include<stdio.h>
#include<conio.h>
void main()
{
int a;
clrscr();
printf("enter the value of a ");
scanf("%d",&a);
if(a%2==0)
 {
   printf("\nnumber is even");
 }
else
 {
   printf("\nnumber is odd");
 }
getch();
}


OUTPUT:

enter the value of a 5

number is odd

Maximum of three Number

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b,c;
clrscr();
printf("Enter the value of a");
scanf("%d",&a);
printf("\nEnter the value of b");
scanf("%d",&b);
printf("\nEnter the value of c");
scanf("%d",&c);
if(a>b&&a>c)
 {
   printf("\na is greater");
 }
if(b>a&&b>c)
 {
   printf("\nb is greater");
 }
else
 {
   printf("\nc is greater");
 }
getch();
}

OUTPUT:

Enter the value of a 5

Enter the value of b 7

Enter the value of c 9

c is greater

Maximum of three Number (nested if-else)

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b,c;
clrscr();
printf("Enter the value of a");
scanf("%d",&a);
printf("\nEnter the value of b");
scanf("%d",&b);
printf("\nEnter the value of c");
scanf("%d",&c);
if(a>b)
 {
   if(a>c)
   {
   printf("\na is greater");
   }
   else
   {
   printf("\nc is greater");
   }
}
else
{
   if(b>c)
   {
   printf("\nb is greater");
   }
   else
   {
   printf("\nc is greater");
   }
}
getch();
}

OUTPUT:

Enter the value of a 5

Enter the value of b 8

Enter the value of c 3

b is greater

Maximum of two Number

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b;
clrscr();
printf("enter the value of a ");
scanf("%d",&a);
printf("\nenter the value of b ");
scanf("%d",&b);
if(a>b)
  {
    printf("\na is greater");
  }
else
  {
    printf("\nb is greater");
  }
getch();
}

OUTPUT:

enter the value of a 5

enter the value of b 4

a is greater

simple if-else program

#include<stdio.h>
#include<conio.h>
void main()
{
int a=5;
clrscr();
if(a==5)
  {
    printf("the value is 5");
  }
  else
  {
    printf(" the number is not 5");
  }
getch();
}

OUTPUT:

the value is 5

Simple if program

#include<stdio.h>
#include<conio.h>
void main()
{
int a=5;
clrscr();
if(a==5)
  {
    printf(" the value of a is 5");
  }
getch();
}

OUTPUT:

the value of a is 5

Printing number 1 to10

#include<stdio.h>
#include<conio.h>
void main()
{
    int t=1;
    clrscr();
    while(t<=10)
    {
    printf("t=%d\n",t);
    t++;
    }
getch();
}

OUTPUT:

t=1

t=2

t=3

t=4

t=5

t=6

t=7

t=8

t=9

t=10

For Loop Design 5

#include<stdio.h>
#include<conio.h>
void main()
{
int i,j;
clrscr();
for(i=5;i>=1;i--)
  {
    for(j=5;j>=i;j--)
      {
      printf("%d",i);
      }
      printf("\n");
  }
getch();
}


OUTPUT:

5

44

333

2222

11111

For Loop Design 4

#include<stdio.h>

#include<conio.h>
void main()
{
int i,j;
clrscr();
for(i=1;i<=5;i++)
  {
    for(j=1;j<=i;j++)
      {
      printf("*");
      }
      printf("\n");
  }

getch();
}

OUTPUT:

*

**

***

****

*****

For Loop Design 3

#include<stdio.h>
#include<conio.h>
void main()
{
int i,j;
clrscr();
for(i=1;i<=5;i++)
  {
    for(j=1;j<=i;j++)
      {
      printf("%d",j);
      }
      printf("\n");
  }
getch();
}



OUTPUT:

1

12

123

1234

12345

For Loop Design 2

#include<stdio.h>
#include<conio.h>
void main()
{
int i,j;
clrscr();
for(i=1;i<=5;i++)
  {
    for(j=1;j<=i;j++)
      {
      printf("%d",i);
      }
      printf("\n");
  }
getch();
}


OUTPUT:

1

22

333

4444

55555

For Loop Design 1

#include<stdio.h>

#include<conio.h>
void main()
{
int i,j;
clrscr();
for(i=0;i<3;i++)
  {
    for(j=0;j<=4;j++)
      {
      printf(" %d%d",i,j);
      }
      printf("\n");
  }

getch();
}

OUTPUT:


00 01 02 03 04
10 11 12 13 14
20 21 22 23 24

TO CHECK GIVEN CHARACTER IS VOWEL OR NOT USING SWITCH CASE

#include<stdio.h>

#include<conio.h>
void main()
{
   char ch;
   clrscr();
   printf("Enter any character\n");
   scanf("%c",&ch);
   switch(ch)
     {
       case 'a':
       case 'e':
       case 'i':
       case 'o':
       case 'u':
        printf("It's Vowel\n");
          break;
       
       default:
        printf("Not a Vowel\n");
          break;
     }
getch();
}

OUTPUT:

Enter any character
e
It's Vowel

Leap Year

#include<stdio.h>

#include<conio.h>
void main()
{
int year,t1,t2;
clrscr();
printf("enter any year\n");
scanf("%d",&year);

t1=(year%100==0)&&(year%400==0);
t2=(year%100!=0)&&(year%4==0);

if(t1||t2)
  {
  printf("leap year\n");
  }
else
  {
  printf("not a leap year");
  }
getch();
}

OUTPUT:

enter any year
2004
leap year

Case Conversion

#include<stdio.h>
#include<conio.h>
void main()
{
char c;
clrscr();
printf("Enter a Charactor ");
scanf("%c",&c);
if(c>=65&&c<=90)
    {
    printf("Lower case equivalent is %c\n",c+32);
    }
 else
   {
    if(c>=97&&c<=122)
      {
      printf("Upper case equivalent is %c\n",c-32);
      }
    else
      {
      printf("NOt a Charactor");
      }
   }
getch();
}


OUTPUT:

Enter a character d

Upper case equivalent is D

Backspace

#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
printf("Using Backspace\b");
getch();
}


OUTPUT:

Using Backspace

/*Check the position of cursor*/


Using Backspace

Write in inverted comma

#include<stdio.h>
#include<conio.h>void main()
{
clrscr();
printf("\"Hey! i m learning C \"");
getch();
}


OUTPUT:

"Hey! i m learning C "

Sound Magic

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


void main()
{
clrscr();
printf("This will give a beep\a");
getch();
}


OUTPUT:

This will give a beep

Carriage Return

#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
printf("First Line\n");
printf("Second Line\r");
getch();
}


OUTPUT:

First Line

Second Line

/*Check the cursor position*/

Tab between two Words

#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
printf("First\tSecond");
getch();
}


OUTPUT:

First    Second

Enter in New line

#include<stdio.h>
#include<conio.h>
void main()
{
clrscr();
printf("First Line");
printf("\nSecond line");
getch();
}


OUTPUT:

First Line

Second line

Printing of ASCII value of charactor

#include<stdio.h>
#include<conio.h>
void main()
{
char a;
clrscr();
printf("Enter a charactor value\n");
scanf("%c",&a);
printf("Ascii value is %d",a);
getch();
}

OUTPUT:

Enter a character value a

Ascii value is 97

Simple Data type Program

#include<stdio.h>
#include<conio.h>
void main()
{
char ch1,ch2,ch3,ch4;
clrscr();


ch1='+';
ch2='-';
ch3='*';
ch4='/';


printf("ch1=%d\tch2=%d\tch3=%d\tch4=%d",ch1,ch2,ch3,ch4);
getch();
}


OUTPUT:

ch1=43   ch2=45   ch3=42   ch4=47

Swaping with Two Variable

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b;
clrscr();
printf("Enter the value of a&b");
scanf("%d%d",&a,&b);
printf("\na=%d",a);
printf("\nb=%d",b);


a=a+b;
b=a-b;
a=a-b;


printf("the value after swaping");
printf("\na=%d",a);
printf("\nb=%d",b);
getch();
}


OUTPUT:

Enter the value of a&b4

5

a=4

b=5

the value after swaping

a=5

b=4

Swaping with Three Variable

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b,c;
clrscr();
printf("Enter the value of a&b");
scanf("%d%d",&a,&b);
printf("\na=%d",a);
printf("\nb=%d",b);


c=a;
a=b;
b=c;


printf("the value after swaping");
printf("\na=%d",a);
printf("\nb=%d",b);
getch();
}


OUTPUT:

Enter the value of a&b4

5

a=4

b=5

the value after swaping

a=5
b=4 

Average of Two Number

#include<stdio.h>
#include<conio.h>
void main()
{
int a,b,c;
clrscr();
printf("enter the value of a&b");
scanf("%d%d",&a,&b);


c=(a+b)/2.0;


printf("the value of c is %d",c);
getch();
}

OUTPUT:

enter the value of a&b 4
5
the value of c is 4.5

Area OF Square

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


void main()
{
int s,a;
clrscr();
printf("Enter one side of square");
scanf("%d",&s);
a=s*s;
printf("\nThe area of square is %d sq.units",a);
getch();
}


OUTPUT:

Enter one side of square 5

The area of square is 25 sq. units

Addtion of Two Variable in C

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

void main()

{

int a,b,c;
clrscr();

printf("enter the value of a&b");
scanf("%d%d",&a,&b);

c=a+b;

printf("\nthe value of c is %d",c);

getch();

}




OUTPUT:

enter the value of a&b

4

5

the value of c is 9

Simple Hello Program in C

#include<stdio.h>

#include<conio.h>
void main()
{
clrscr();
printf("Hello");
getch();
}


OUTPUT:

Hello