Number Triangle Pattern

Q. Write a C program to print the following number pattern as:

1

1 2 3

1 2 3 4 5

1 2 3 4 5 6 7

1 2 3 4 5 6 7 8 9

Ans.

/*c program for triangle number pattern*/

#include<stdio.h>

int main()

{

 int num,r,c,q=1;

 for(r=1; r<=5; r++,q=q+2)

 {

  for(c=1; c<=q; c++)
     printf(" %d",c);
  printf("\n");
 }
 getch();
 return 0;
}

/**********************************************************

The output of above program would be:

***********************************************************/

Figure: Screen shot for number triangle pattern C program

Related Programs:

print the following square number pattern as:

1

1 4 9

1 4 9 16 25

1 4 9 16 25 36 49

1 4 9 16 25 36 49 64 81