Encryption

Language : Python 3

(NOTE : Try a few times yourself before moving to the solution)

#!/bin/python3

import math
import os
import random
import re
import sys
import math
s=input()
sm=s.replace(" ","")
r=math.floor(math.sqrt(len(sm)))
c=math.ceil(math.sqrt(len(sm)))
for i in range(c):
    print(sm[i::c],end=" ")