Nested Loop Python

Question

count = 1
for i in range(10):
    for j in range(0, i):
        print(count, end=\'\')
        count = count +1
    print()
input()

I am writing a

Answer 1

This can be your one line code to problem

print(''.join([str(x)*x+ '\n' for x in range(1,10)]))