C Program To Print Triangle

Here, we will see how to print a triangle using the C program

Input: 

5

Output:

* 
* * 
* * * 
* * * * 
* * * * * 

Approach: 

The approach is very simple. We just execute a nested loop, and only print characters when the inner loop is executed after that just change the line.

Example:

*
**
***
****
*****
******

Time Complexity: O(n²)

Auxiliary Space: O(1),  No extra Space is used.