Program to print number pattern using do while loop in C.(Pattern 9)

Code Box
----------------------------------------------

/*program to print number pattern  by do while loop

            1
          12
        123
      1234
    12345

*/

#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j,k;
i=1;
clrscr();

printf("\nEnter a number: ");
scanf("%d",&n);

do
{j=n;
k=1;
        do
        {
        printf(" ");
        j--;
}
while(j>=i);

        do
        {

        printf("%d",k);
k++;
        }
while(k<=i);
printf("\n");
i++;
}
while(i<=n);
getch();
}

Program to print number pattern using do while loop in C.(Pattern 8)

Code Box
------------------------------------------

/*program to print number pattern by do while loop

  5
  54
  543
  5432
  54321

*/

#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j;
clrscr();

printf("\nEnter a value: ");
scanf("%d",&n);

i=n;
do
{j=n;
        do
        {
printf("%d",j);
        j--;
}
while(j>=i);
printf("\n");
i--;
}
while(i>=1); 

getch();

}

Program to print number pattern using while loop in C.(Pattern 7)

Code Box
-------------------------------------------

/*program to print number pattern by while loop

  1
  21
  321
  4321
  54321

*/

#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j;
clrscr();

printf("\nEnter a value: ");
scanf("%d",&n);
i=1;

while(i<=n)
{j=i;
        while(j>=1)
        {
printf("%d",j);
        j--;
}

printf("\n");
i++;
}

getch();

}

Program to print number pattern using while loop in C.(Pattern 4)

Code Box
-----------------------------------------

/*program to print star pattern square box by while loop

  11111
  22222
  33333
  44444
  55555

*/

#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j;
i=1;
clrscr();

printf("\nEnter value of n :");
scanf("%d",&n);

while(i<=n)
{j=1;
        while(j<=n)
        {
        printf("%d",i);
        j++;
}

printf("\n");
i++;
}

getch();
}

Program to print number pattern using while loop in C.(Pattern 3)

Code Box
------------------------------------

/*program to print star pattern square box by while loop

  1
  22
  333
  4444
  55555

*/

#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j;
i=1;
clrscr();

printf("\nEnter value of n :");
scanf("%d",&n);

while(i<=n)
{j=1;
        while(j<=i)
        {
        printf("%d",i);
        j++;
}

printf("\n");
i++;
}

getch();

}

Program to print number pattern using do while loop in C. (Pattern 3)

Code Box
----------------------------------

/*program to print star pattern square box by do while loop

  1
  22
  333
  4444
  55555

*/

#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j;
i=1;
clrscr();

printf("\nEnter value of n :");
scanf("%d",&n);

do
{j=1;
        do
        {
        printf("%d",i);
        j++;
}
while(j<=i);
printf("\n");
i++;
}
while(i<=n);


getch();

}

Program to print number pattern using for loop in C.(Pattern 3)

Code Box
----------------------------------

/*program to print star pattern square box by for loop

  1
  22
  333
  4444
  55555

*/

#include<stdio.h>
#include<conio.h>
void main()
{
int n,i,j;
i=1;
clrscr();

printf("\nEnter value of n :");
scanf("%d",&n);

for(i=1;i<=n;i++)
{
        for(j=1;j<=i;j++)
        {
        printf("%d",i);
        }

printf("\n");

}

getch();

}


--Explanation--------------------------------------

Program to print ASCII values of all characters in C.

Code Box
-----------------------------------------

/*program to print ASCII values of all Characters*/
/* We know the range of character is from -127 to 128 */

#include<stdio.h>
#include<conio.h>
void main()
{
int i;
char ch;
clrscr();

printf("\n----CHARACTER VALUE OF ASCII-----\n");

for(i=1;i<=128;i++)
{

ch=i;    //Integer to Character

printf("%d = %c | ",i,ch);

}

getch();
}

Program to convert Character value into a ASCII value in C.

Code Box
--------------------------------------------

/*program to convert Character value into ASCII value */

#include<stdio.h>
#include<conio.h>
void main()
{
int i;
char ch;
clrscr();

printf("\n----CHARACTER TO ASCII-----");
printf("\nEnter a Character:");
scanf("%c",&ch);

i=ch;

printf("\nASCII vallue of Character %c is %d ",ch,i);

getch();
}

Program to calculate sum of the odd number series using for loop in C.

Code Box
-------------------------------------------

/*program to calculate sum of the series 
1+3+5+7+9.......+n
odd number series
where n is the limit entered by user.
*/

#include<stdio.h>
#include<conio.h>
void main()
{
int i,sum,num;

clrscr();

sum=0;

printf("\nEnter limit : ");
scanf("%d",&num);

printf("\nOdd Number Series ");

printf("\nSeries= ");
for(i=1;i<=num;i++)
{

if(i%2!=0)
{
printf(" + %d ",i);
sum=sum+i;
}

}
printf("\n\nSum of series= %d",sum);

getch();
}

Program to calculate sum of n number in the series using for loop in C.

Code Box
--------------------------------------------------

/*program to calculate sum of the series 
1+2+3+4+.......+n
where n is the limit entered by user
*/

#include<stdio.h>
#include<conio.h>
void main()
{
int i,sum,num;

clrscr();

sum=0;

printf("\nEnter limit : ");
scanf("%d",&num);

printf("\nSeries= ");
for(i=1;i<=num;i++)
{
printf(" + %d ",i);
sum=sum+i;
}
printf("\n\nSum of series= %d",sum);

getch();
}

Program to calculate sum of this special series using for loop in C.

Code Box
----------------------------------------------

/*Program to calculate sum of series

 1/(1*2)+1/(2*3)+1/(3*4)+.......+1/((n-1)*n)

 where n is the value entered by user.

 =>Explicit type conversion
 =>Nested loop
*/

#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int i,n;
float sum,mul;
clrscr();
sum=0;


printf("\nEnter limit number : ");
scanf("%d",&n);


printf("\nSeries=");

printf("\n---------------------\n");

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

mul=i*(i+1);
printf(" +1/(%d*%d) ",i,i+1);


sum=sum+(float)1/mul;  //Explicit type conversion
}

printf("\n---------------------\n");

printf("\nSum of series= %.3f",sum);

getch();
}

Program to calculate sum of series using for loop in C.

Code Box
------------------------------------------------

/*Program to calculate sum of series

 1/1!+1/2!+1/3!+.......+1/n!

 where n is the value entered by user.

 =>Explicit type conversion
 =>Nested loop
*/

#include<stdio.h>
#include<conio.h>
void main()
{
int i,n,j;
float sum,mul;
clrscr();
sum=0;


printf("\nEnter limit number : ");
scanf("%d",&n);


printf("\nSeries=");

printf("\n---------------------\n");

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

mul=1;
printf(" +1/%d! ",i);

for(j=1;j<=i;j++)
{
mul=mul*j; //factorial
}

sum=sum+(float)1/mul;  //Explicit type conversion
}

printf("\n---------------------\n");

printf("\nSum of series= %.3f",sum);

getch();
}

Program to calculate sum of series using for loop and power function in C,

Code Box
------------------------------------

/*Program to calculate sum of series

 1/(1square)+1/(2 square)+1/(3 square)+.......+1/(n square).
 by power function.

 where n is the value entered by user
*/

#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int i,n;
float sum;
clrscr();
sum=0;

printf("\nEnter limit number : ");
scanf("%d",&n);


printf("\nSeries=");

printf("\n---------------------\n");

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

printf(" +1/(%d*%d) ",i,i);
sum=sum+pow(i,-2); //power function

}

printf("\n---------------------\n");

printf("\nSum of series= %.3f",sum);

getch();
}

Program to calculate sum of series using for loop in C.

Code Box
-----------------------------------------------

/*Program to calculate sum of series

 1/1+1/2+1/3+.......+1/n.
 by power function.

 where n is the value entered by user
*/

#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int i,n;
float sum;
clrscr();
sum=0;

printf("\nEnter limit number : ");
scanf("%d",&n);


printf("\nSeries=");

printf("\n---------------------\n");

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

printf(" +1/%d ",i);
sum=sum+pow(i,-1); //power function

}

printf("\n---------------------\n");

printf("\nSum of series= %.3f",sum);

getch();
}

Program to calculate sum of series using for loop in C.

Code Box
---------------------------------------------

/*Program to calculate sum of series

 1/1+1/2+1/3+.......+1/n

 where n is the value entered by user.

 =>Explicit type conversion

*/

#include<stdio.h>
#include<conio.h>
#include<math.h>
void main()
{
int i,n;
float sum;
clrscr();
sum=0;

printf("\nEnter limit number : ");
scanf("%d",&n);


printf("\nSeries=");

printf("\n---------------------\n");

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

printf(" +1/%d ",i);
sum=sum+(float)1/i; //Explicit type conversion

}

printf("\n---------------------\n");

printf("\nSum of series= %.3f",sum);

getch();
}

Program to print factorial of any input number with fact as integer using do while loop in C.

Code Box
------------------------------------------------------------

/*Program to print factorial of any input number*/

#include<stdio.h>
#include<conio.h>
void main()
{
int num,fact;
/* If we take fact as integer, it can not be able
to store factorial of value greater than 8 */
fact=1;
clrscr();

printf("\nEnter any number:");
scanf("%d",&num);

clrscr();  //for clear screen

printf("\n-------------------------------");
printf("\nNumber entered is: %d",num);
printf("\n-------------------------------");
printf("\n(When Fact as integer)\n");
printf("\nFactorial of %d is:",num);
printf("\n-----------------------------\n");
do
{
if(num==0)
{
printf("\n1"); //factorial of 0 is 1
break;
}
fact=fact*num;
num--;
}while(num>=1);

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

printf("\n------------------------------");

getch();
}

Program to print factorial of any input number using do while loop in C.

Code Box
---------------------------------------------------

/*Program to print factorial of any input number*/

#include<stdio.h>
#include<conio.h>
void main()
{
int num;
float fact;
/* If we take fact as integer, it can not be able
to store factorial of value greater than 9 */
fact=1.0;
clrscr();

printf("\nEnter any number:");
scanf("%d",&num);

clrscr();  //for clear screen

printf("\n-------------------------------");
printf("\nNumber entered is: %d",num);
printf("\n-------------------------------");
printf("\nFactorial of %d is:",num);
printf("\n-----------------------------\n");

do
{
if(num==0)
{
printf("\n1"); //factorial of 0 is 1
break;
}
fact=fact*num;
num--;
}while(num>=1);

printf("\n%.0f",fact);

printf("\n------------------------------");

getch();
}

Program to print factorial of any input number using while loop in C.

Code Box
-----------------------------------------------

/*Program to print factorial of any input number*/

#include<stdio.h>
#include<conio.h>
void main()
{
int num;
float fact;
/* If we take fact as integer, it can not be able
to store factorial of value greater than 9 */
fact=1.0;
clrscr();

printf("\nEnter any number:");
scanf("%d",&num);

clrscr();  //for clear screen

printf("\n-------------------------------");
printf("\nNumber entered is: %d",num);
printf("\n-------------------------------");
printf("\nFactorial of %d is:",num);
printf("\n-----------------------------\n");

while(num>=1)
{
if(num==0)
{
printf("\n1"); //factorial of 0 is 1
break;
}
fact=fact*num;
num--;
}

printf("\n%.0f",fact);

printf("\n------------------------------");

getch();
}

Program to print factorial of any input number using for loop in C.

Code Box
----------------------------------------------------------

/*Program to print factorial of any input number*/

#include<stdio.h>
#include<conio.h>
void main()
{
int num,i;

float fact;

/* If we take fact as integer, it can not be able
to store factorial of value greater than 9 */

fact=1.0;

clrscr();

printf("\nEnter any number:");
scanf("%d",&num);

clrscr();  //for clear screen

printf("\n-------------------------------");
printf("\nNumber entered is: %d",num);
printf("\n-------------------------------");
printf("\nFactorial of %d is:",num);
printf("\n-----------------------------\n");


if(num==0)
{
printf("\n1"); //factorial of 0 is 1
}
else
{
for(i=1;i<=num;i++)
{
fact=fact*num;
num--;
}
}
printf("\n%.0f",fact);

printf("\n------------------------------");

getch();
}