# February 14th Crypto ## Challenge 3,9,13,15,18,7,20,1,4,14,5,21,6,2,17,10,8,16,12,11,19 Please input the flag with no spaces! :) [february_14th.txt](february_14th.txt) ## Solution First, I export it into Excel for easy analysis After some trial and error, I feel that the given numbers are the index of each column. ![screenshot1.png](screenshot1.png) This did not yield any readable text, so try again with the transposed array. ![screenshot2.png](screenshot2.png) ## Flag WELLIAMGLADTHATISOVER