38. Write a code to generate a half pyramid pattern using numbers.

Write a code to generate a half pyramid pattern using numbers.

Input Description:
Given an integer R indicates number of rows.

Where 1<=R<=100

Output Description:
Print the number half pyramid pattern with the size R.

Sample Input :
5
Sample Output :
12345
2345
345
45
5



def pattern(n):
  for i in range(1,n+1):
    for j in range(i,n+1):
      print(j,end="")
    print()


n=int(input())
pattern(n)