IBM Signed Numeric Table

If you are dealing with IBM mainframes, you will see signed numbers written this way.

{ = 0  } = -0
A = 1  J = -1
B = 2  K = -2
C = 3  L = -3
D = 4  M = -4
E = 5  N = -5
F = 6  O = -6
G = 7  P = -7
H = 8  Q = -8
I = 9  R = -9

Enjoy!

“Stupidity is doing the same things repeatedly and expecting different results!”