# Python code to print the following alphabet pattern
# A
# B B
# C C C
# D D D D
# E E E E E
def alphabetpattern(n):
    num = 65
    for i in range(0, n):
        for j in range(0, i + 1):
            ch = chr(num)
            print(ch, end=" ")
        num = num + 1
        print("\r")


a = 5
alphabetpattern(a)