Module: (C++) Nested loops


Problem

3 /8


Ladder

Problem

Given a natural number n<=9. Output a ladder from n steps, i-th step consists of numbers from 1 to i without spaces.

Input
Enter a natural number.
 
Imprint 
Print the answer to the problem.
 
Examples
# Input Output
1 3 1
12
123

time 1000 ms
memory 256 Mb
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