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1. Print Right Triangle Pattern 2. Print Inverted Right Triangle 3. Print Pyramid Pattern 4. Number Pattern 1 5. Number Pattern 2 6. Character Pattern 7. Print Hollow Square 8. Print Diamond Pattern 9. Number Pyramid 10. Floyd Triangle 11. Diamond Pattern 12. Number Pyramid 13. Hollow Square Pattern

Character Pattern

Print character pattern: A, AB, ABC, ...

IntermediatePhase 2 - Level 4: Pattern PrintingExample 6 of 13

character-pattern.py

1# Take n
2n = int(input("Enter number of rows: "))
3
4# Print pattern
5for i in range(1, n + 1):
6    for j in range(i):
7        print(chr(65 + j), end="")  # 65 is ASCII of 'A'
8    print()

Output

Enter number of rows: 4
A
AB
ABC
ABCD

What's going on

Print characters using ASCII values.

Key Concepts:

chr(65) = 'A', chr(66) = 'B', etc.

Print characters from A to A+i-1

Use chr() function

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