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rainbow22
The following cryptogram was encoded with a 2x2 matric 8 21 -15 -10 -13 -13 5 10 5 25 5 19 -1 6 20 40 -18 -18 1 16 the last word of the message is _RON, what was the message. (_=0, A=1, B=2...) The message is MEET ME TONIGHT RON how do you find the 2x2 matrix to solve this?