Twins

Twins

square1001 and E869120 are twins.

Please output the one that was born first.

input

No input is given.

output

Output the correct character string on one line.

However, insert a line break at the end.

Output example 1

square1001

Example

Input

Output

inputFormat

outputFormat

output the one that was born first.

input

No input is given.

output

Output the correct character string on one line.

However, insert a line break at the end.

Output example 1

square1001

Example

Input

Output

样例