C program for pattern star,pyramid,numbers, C/C++ Programming

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1 PETTERN1 (Pettern1.c)

main()

{

int i,j,k=1,a;

clrscr();

for(i=1;i<=5;i++)

{

if(i>=3)

printf("* ");

for(j=1;j<=k;j++)

{

if(i<=2)

printf("* ");

else

printf("%d ",j);

}

k++;

if(i==2)

k=1;

if(i>=3)

printf("* ");

printf("\n");

}

getch();

}

OUTPUT :

* *

* 1 *

* 1 2 *

* 1 2 3 *

2 PETTERN2 (Pettern2.c)

main()

{

int i,j,a,k=1,r=1,c=1,p=3;

clrscr();

for(i=5;i>=1;i--)

{

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

{

gotoxy(c,r);

printf("%d ",k++);

c=c+4;

}

c=p;

p+=2;

r++;

printf("\n");

}

getch();

}

OUTPUT :

1 2 3 4 5

6 7 8 9

10 11 12

13 14

3 PETTERN3 (Pettern3.c)

void main()

{

int i,j,k=0,max;

clrscr();

printf("ENTER THE VALUE: ");

scanf("%d",&max);

for(i=max;i>=1;i--)

{

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

{

k++;

printf(" *");

}

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE VALUE : 5

* * * * *

* * * *

* * *

* *

4 PETTERN4 (Pettern4.c)

void main()

{

int i,j,n;

clrscr();

printf("ENTER THE NO. ");

scanf("%d",&n);

for(i=1;i

{

for(j=1;j

{

if(i==n/2 || j==(n-1))

printf("* ");

else

printf(" ");

}

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE NO : 8

* * * * * * *

5 PETTERN5 (Pettern5.c)

void main()

{

int i,j;

char k;

clrscr();

printf("ENTER ANY SYMBOL AS U LIKE: ");

scanf("%c",&k);

for(i=1;i<=5;i++)

{

if(i==3)

{

for(j=1;j<=5;j++)

printf(" %c",k);

}

else

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

printf("\n");

}

getch();

}

OUTPUT :

ENTER ANY SYMBOL AS U LIKE : 8

8 8 8 8 8 8 8

6 PETTERN6 (Pettern6.c)

void main()

{

int i,j,max,a=1;

clrscr();

printf("ENTER THE NO: ");

scanf("%d",&max);

for(i=max;i>=1;i--)

{

for(j=i;j>=1;j--)

{

if(a<10)

{

printf(" 0%d ",a);

a++;

}

else

printf(" %d ",a++);

}

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE NO: 5

02 03

04 05 06

07 08 09 10

11 12 13 14 15

7 PETTERN7 (Pettern7.c)

void main()

{

int i,j,max,a=1;

clrscr();

printf("ENTER THE NO: ");

flushall();

scanf("%d",&max);

for(i=max;i>=1;i--)

{

for(j=i;j>=1;j--)

{

if(a<10)

{

printf(" 0%d ",a);

a++;

}

else

printf(" %d ",a++);

}

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE NO: 5

01 02 03 04 05

06 07 08 09

10 11 12

13 14

8 PETTERN8 (Pettern8.c)

void main()

{

int i,j,max,a=1;

clrscr();

printf("ENTER THE NO: ");

scanf("%d",&max);

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

{

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

{

if(a==0)

{

printf(" 0 ");

a++;

}

else if(a==1)

{

printf(" 1 ");

a--;

}

a=1;

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE NO: 5

1 0

1 0 1

1 0 1 0

1 0 1 0 1

9 PETTERN9 (Pettern9.c)

void main()

{

int i,j,max,a=1,b;

clrscr();

printf("ENTER THE NO: ");

flushall();

scanf("%d",&max);

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

{

b=max-1;

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

{

for(;b>=i-1;b--)

printf(" ");

if(a<10)

printf(" 0%d ",a++);

else

printf(" %d ",a++);

}

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE NO: 5

02 03

04 05 06

07 08 09 10

11 12 13 14 15

10 PETTERN10 (Pettern10.c)

void main()

{

int i,j,max;

clrscr();

printf("ENTER THE NO: ");

scanf("%d",&max);

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

{

for(j=1;j<=max;j++)

{

if(i==1)

printf("* ");

else if(i==max)

printf("* ");

else if(j==1)

printf("* ");

else if(j==max)

printf("* ");

else

printf(" ");

}

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE NO: 5

* * * * *

* *

* * * * *

11 PETTERN11 (Pettern11.c)

void main()

{

int i,j,k,s,s1;

clrscr();

s=1;

s1=4;

for(i=1;i<=3;i++)

{

for(j=1;j<=s;j++)

printf(" ");

printf("*");

if(i!=3)

{

for(k=1;k<=s1;k++)

printf(" ");

printf("*");

}

printf("\n");

s=s++;

s1=s1-2;

}

s=2;

s1=2;

for(i=1;i<=2;i++)

{

for(j=1;j<=s;j++)

printf(" ");

printf("*");

for(k=1;k<=s1;k++)

printf(" ");

printf("*");

printf("\n");

s--;

s1=s1+2;

}

getch();

}

OUTPUT :

Enter The No: 5

* *

12 PETTERN12 (Pettern12.c)

void main()

{

int i,j,k,d,a;

clrscr();

k=1;

for(i=1;i<=5;i++)

{

printf("0%d ",k++);

}

printf("\n");

for(j=1;j<=3;j++)

{

for(d=1;d<=2;d++)

{

if(k<10)

{

printf("0%d ",k++);

}

else

{

printf("%d ",k++);

}

printf("\n");

}

for(a=12;a<=16;a++)

{

printf("%d ",k++);

}

getch();

}

OUTPUT :

01 02 03 04 05

06 07

08 09

10 11

12 13 14 15 16

13 PETTERN13 (Pettern13.c)

void main()

{

int min,mino,a,max,t,p,r,k;

char option;

clrscr();

printf("ENTER THE LIMIT OF TRAINGLE= ");

scanf("%d",&max);

printf("SERIES IN FORWARD OR IN REVERSE 'f' or 'r'= ");

scanf("%c",&option);

while(option!='f' && option!='r')

{

printf("YOU HAVE ENTERED WRONG DATA ENTERED RIGHT DATA 'f' or 'r'= ");

scanf("%c",&option);

}

/* for forward loop*/

if(option=='f')

{

a=1;

}

/* for reverse loop*/

else

{

p=1;

r=max;

k=0;

while(p<=max)

{

k=k+r;

r=r-1;

p=p+1;

}

a=k;

}

/* for triangle */

t=max;

for (min=1;min<=max;min=min+1)

{

for(mino=1;mino<=t;)

{

if(option=='f')

{

if(a<=9)

printf("0%d ",a);

else

printf("%d ",a);

a=a+1;

}

else

{

if(a<=9)

printf("0%d ",a);

else

printf("%d ",a);

a=a-1;

}

mino=mino+1;

}

t=t-1;

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE LIMIT OF TRAINGLE: 5

SERIES IN FORWARD OR REVERSE 'f' or 'r' : f

01 02 03 04 05

06 07 08 09

10 11 12

13 14

14 PETTERN14 (Pettern14.c)

void main()

{

int min,mino,t,a,max,p;

char option;

clrscr();

t=1;

a=1;

printf("ENTER THE LIMIT OF TRIANGLE= ");

flushall();

scanf("%d",&max);

printf("SERIES TO BE PRINTER IN FORWARD OR REVERSE 'f' or

'r'= ");

scanf("%c",&option);

printf("*\n");

printf("* *\n");

for(min=2;min

{

if(option=='r')

{

p=max-2;

a=p;

}

else

a=t;

printf("*");

for(mino=2;mino<=min;mino++)

{

if(option=='f')

{

if(a<=9)

{

printf(" 0%d ",a);

a=a+1;

}

else

{

printf(" %d ",a);

a=a+1;

}

else

{

if(a<=9)

{

printf(" 0%d ",a);

a=a-1;

}

else

{

printf(" %d ",a);

a=a-1;

}

if(mino==min)

{

printf(" *");

mino=mino+1;

}

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE MAX LIMIT OF TRIANGLE : 8

SERIES TO BE PRINT IN FORWARD OR REVERSE "f" OR "r"= r

* *

* 06 *

* 06 05 *

* 06 05 04 *

* 06 05 04 03 *

* 06 05 04 03 02 *

* 06 05 04 03 02 01 *

15 PETTERN15 (Pettern15.c)

void main()

{

int min,mino,max,a,t,p,q,r,z,s;

char option;

clrscr();

printf("ENTER THE MAX LINE OF PYRAMID= ");

flushall();

scanf("%d",&max);

printf("SERIED TO BE PRINTED IN FORWARD OR REVERSE 'f' or 'r'= ");

flushall();

scanf("%c",&option);

if(option=='f')

{

a=1;

}

else

{

s=1;

r=max;

z=1;

while(s

{

r=r+(max-z);

z=z+1;

s=s+1;

}

a=r;

}

p=max;

q=max;

for(min=1;min<=max;min++)

{

for(t=min;t

{

printf(" ");

}

for(mino=1;mino<=p;mino++)

{

if(option=='f')

{

if(a<=9)

{

printf("0%d ",a);

a=a+1;

}

else

{

printf("%d ",a);

a=a+1;

}

else

{

if(a<=9)

{

printf("0%d ",a);

a=a-1;

}

else

{

printf("%d ",a);

a=a-1;

}

p=p-1;

q=q+2;

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE MAX LIMIT OF PYRAMID : 8

SERIES TO BE PRINTED IN FORWARD OR REVERSE ‘f’ OR ‘r’= r

35 35 34 33 32 31 30 29

28 27 26 25 24 23 22

21 20 19 18 17 16

15 14 13 12 11

10 09 08 07

06 05 04

03 02

16 PETTERN16 (Pettern16.c)

void main()

{

int min,mino,max,t,p,r;

clrscr();

printf("ENTER THE LIMIT IN ODD NO=");

flushall();

scanf("%d",&max);

r=max%2;

while(r==0)

{

printf("YOU HAVE ENTERED WRONG DATA PLEASE ENTER RIGHT DATA: ");

flushall();

scanf("%d",&max);

r=max%2;

}

for (min=1;min<=max;min=min+1)

{

if(min==(max/2)+1)

{

t=1;

while(t<=max)

{

printf("* ");

t=t+1;

}

else

{ for(p=1;p<=(max/2);p++)

{

printf(" ");

}

printf("*");

}

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE LIMIT IN ODD NO: 5

* * * * *

17 PETTERN17 (Pettern17.c)

void main()

{

int t,p,r,min,min1,min2,max;

clrscr();

printf("ENTER THE LIMIT OF CROSS IN ODD= ");

scanf("%d",&max);

t=max%2;

while(t==0)

{

printf("YOU HAVE ENTERED WRONG NO PLEASE ENTER RIGHT ODD NO= ");

scanf("%d",&max);

t=max%2;

}

t=0;

t=(max/2)+1;

p=1;

r=max-1;

for(min=1;min<=t;min++)

{

for(min1=1;min1<=p;min1++)

printf(" ");

p=p+1;

printf("*");

for(min2=1;min2<=r;min2++)

printf(" ");

r=r-2;

if(min!=(max/2)+1)

printf("*");

printf("\n");

}

t=0;

t=max/2;

p=max/2;

r=2;

for(min=1;min<=t;min++)

{

for(min1=1;min1<=p;min1++)

printf(" ");

p=p-1;

printf("*");

for(min2=1;min2<=r;min2++)

printf(" ");

r=r+2;

printf("*");

printf("\n");

}

getch();

}

OUTPUT :

ENTER THE LIMIT OF CROSS IN ODD NO: 5

* *

18 PETTERN18 (Pettern18.c)

void main()

{

int min,mino,row,col,c,t;

char a;

clrscr();

printf("ENTER THE MAX LIMIT OF THE ROW= ");

scanf("%d",&row);

printf("ENTER THE MAX LIMIT OF THE COL= ");

scanf("%d",&col);

printf("ENTER THE DATA TO BE PRINTED: ");

scanf("%c",&a);

for(min=1;min<=row;min++)

{

if(min==1)

{

c=1;

while(c<=col)

{

printf("%c ",a);

c=c+1;

}

printf("\n");

}

else

{

if(min==row)

{

t=1;

while(t<=col)

{

printf("%c ",a);

t=t+1;

}

printf("\n");

}

else

{

printf("%c",a);

for(mino=1;mino<=((col*2)-3);mino++)

{

printf(" ");

if(mino==((col*2)-3))

{

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

}

getch();

}

OUTPUT :

ENTER THE LIMIT OF ROW: 5

ENTER THE LIMIT OF COL: 5

ENTER THE DATA TO BE PRINTED: 1

1 1 1 1 1

1 1

1 1 1 1 1

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