pure math
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i" Z5 C* ^1 ]* e5 ?( _5 R9 F( l6 |tvb now,tvbnow,bttvb[250(80x+1)+2y-250]/2 = (250*80x+2y)/2 = (2000x+2y)/2 = 1000x+y9 D0 v2 D: ]% A) o" a5 M
6 `7 k+ g9 V$ g; a6 |3 vif x = 111 y = 2222, you number is 111-2222 |