Program to print number pattern using for loop in C.(Pattern 10)

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/*program to print number pattern  by for loop

            1
          21
        321
      4321
    54321

*/

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

clrscr();

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

for(i=1;i<=n;i++)
{
        for(j=n;j>i;j--)
        {
        printf(" ");
        }

        for(k=i;k>=1;k--)
        {

        printf("%d",k);
        }
printf("\n");

}
getch();
}

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

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/*program to print number pattern by do 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;

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

getch();

}

Program to print number pattern using do while loop in C.(Pattern 6)

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

  55555
  44444
  33333
  22222
  11111
  
*/

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

clrscr();

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

i=n;

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

getch();

}

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

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/*program to print star pattern square box by do 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);

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

getch();

}

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

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/*program to print star pattern square box by for 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);

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

printf("\n");

}

getch();

}

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

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/*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 calculate sum of cube series using for loop in C.

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/*program to calculate sum of the series 
(1*1*1)+(2*2*2)+(3*3*3)+(4*4*4)+.......+(n*n*n).
cube number series. 
without using power function.
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("\nCube Number Series ");

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

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

getch();
}

Program to calculate sum of the square series using power function and for loop in C.

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/*program to calculate sum of the series 
(1*1)+(2*2)+(3*3)+(4*4)+.......+(n*n).
Square number series. 
by using power function.
where n is the limit entered by user.
*/

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

clrscr();

sum=0;

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

printf("\nSquare Number Series ");

printf("\nSeries= ");
for(i=1;i<=num;i++)
{
sum=sum+pow(i,2);
printf("+ (%d*%d)",i,i);
}

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

getch();
}

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

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/*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();
}