Question

Write a program to print the following output

Input

The input is a single line string S.

Explanation

The input should be MATHEMATICS.

The output should be M A T H E I C S.

Sample Input1

MATHEMATICS

Sample output1

M A T H E I C S

Answer 1

in_str = input()
new_str = ''
for ch in in_str:
	if ch not in new_str:
		new_str += ch + ' '
print(new_str)