Floyd's triangle is a right-angled triangular array of natural numbers as shown below:

floyd triangle

Write a program to print the Floy'd triangle.

Source Code

k=1
for i in range(1,6):
    for j in range(1,i+1):
        print(k,end=' ')
        k=k+1
    print()

Output

1
2 3
4 5 6
7 8 9 10
11 12 13 14 15