Pages

UNIT 3 : PATTERN PROGRAMS

Program 1: WAP to print below pattern.
*
* *
* * *
* * * *
#include<stdio.h>
int main()
{
        int i, j, n;
        
        printf("enter number of rows : ");
        scanf("%d", &n);

        for( i = 1 ; i <= n ; i++)
        {
                for( j = 1 ; j <= i ; j++)
                {
                        printf("*");
                }
                printf("\n");
        }
        return 0;
}
Output:
enter number of rows : 4
*
* *
* * *
* * * *


Program 2: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

printf("enter number of rows : ");
scanf("%d", &n);

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

return 0;
}
Output:
enter number of rows : 5
1
1 2
1 2 3
1 2 3 4
1 2 3 4 5


Program 3: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(j=1;j<=i;j++)
{
printf("%d",i);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
1
2 2
3 3 3
4 4 4 4

Program 4: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

printf("enter number of rows : ");
scanf(“%d”, &n);

for(i=1;i<=n;i++)
{
for(j=1;j<=i;j++)
{
printf("%c", i+64);
}
printf(“\n”);
}
return 0;
}
Output:
enter number of rows : 4
A
B B
C C C
D D D D


Program 5: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(j=1;j<=i;j++)
{
printf("%c", j+64);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
A
A B
A B C
A B C D


Program 6: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

        printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
     {
for(j=1;j<=i;j++)
{
printf("%d", j%2);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
1
1 0
1 0 1
1 0 1 0


Program 7: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

        printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(j=1;j<=i;j++)
{
printf("%d", i%2);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
1
0 0
1 1 1
0 0 0 0


Program 8: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, k=1, n;

printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(j=1;j<=i;j++)
{
printf("%d", k);
k++;
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
1
2 3
4 5 6
7 8 9 10


Program 9: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(j=n;j>=i;j--)
{
printf("*");
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 5
* * * * *
* * * *
* * *
* *
*


Program 10: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

        printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(j=n;j>=i;j--)
{
printf("%c", i+96);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
a a a a
b b b
c c 
d


Program 11: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

        printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(j=n;j>=i;j--)
{
printf("%c", j+64);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
D C B A 
D C B 
D C
D


Program 12: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

printf("enter number of rows : ");
scanf("%d", &n);

for(i=n;i>=1;i--)
{
for(j=1;j<=i;j++)
{
printf("%d", j);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
1 2 3 4
1 2 3
1 2
1


Program 13: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

        printf("enter number of rows : ");
scanf("%d", &n);

for(i=n;i>=1;i--)
{
for(j=1;j<=i;j++)
{
printf("%d", i);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
4 4 4 4
3 3 3
2 2
1


Program 14: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, n;

        printf("enter number of rows : ");
scanf("%d", &n);

for(i=n;i>=1;i--)
{
for(j=1;j<=i;j++)
{
printf("%c", 96+j);
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
a b c d
a b c
a b
a

Program 15: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, k, n;
        
        printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(k=n;k>i;k--)
{
printf(" ");
}
for(j=1;j<=i;j++)
{
printf("*");
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 4
      *
    **
  ***
****


Program 16: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, k, n;

printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(k=n;k>i;k--)
{
printf(" ");
}
for(j=1;j<=i;j++)
{
printf("* ");
}
printf("\n");
}
return 0;
}
Output:
enter number of rows : 5
     *
    * * 
   * * *
  * * * *
 * * * * *


Program 17: WAP to print below pattern.
#include<stdio.h>
int main()
{
int i, j, k, n;

printf("enter number of rows : ");
scanf("%d", &n);

for(i=1;i<=n;i++)
{
for(k=n;k>i;k--)
{
printf(" ");
}
for(j=1;j<=i;j++)
{
printf("%d", i);
}
printf("\n");
}
        return 0;
}
Output:
enter number of rows : 5
    1
   2 2
  3 3 3
 4 4 4 4
5 5 5 5 5
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