Problems
Squares of numbers
Squares of numbers
Print the squares of all positive integers not exceeding $n$ in ascending order.
\InputFile
One positive integer $n~(n \le 10^9)$.
\OutputFile
Print the list of squares of all positive integers not exceeding $n$ in ascending order.
Input example #1
10
Output example #1
1 4 9
Input example #2
20
Output example #2
1 4 9 16