3 + 5 = 8
8 - 2 = 6
823204 + 164395 = 987599
92859172 - 81843051 = 11016121
8 - 2 = 6
5 - 0 = 5
8888888888 + 2222222222 = 11111111110
10000000000 - 9999999999 = 1
10000000000 - 9999999999 = 1
7 - 7 = 0
935628126812131 + 148123782378218738287372 = 148123783313846865099503
999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999999 + 1 = 1000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000
8965345933659564694 - 8912378219212769256 = 52967714446795438
8965345933659564694 - 8912378219212769256 = 52967714446795438
19385838321938583832193858383219385838321938583832193858383219385838321938583832193858383219385838321938583832193858383200000000000000000000000000000000000000000000000000000000000000000000000000000000 + 95234567809123456780912345678091234567809123456780912345678091234567809123456780912345678091234567809123456780912345678091234567809123456780912345678091234567809123456780912345678091234567809123456780 = 114620406131062040613106204061310620406131062040613106204061310620406131062040613106204061310620406131062040613106204061291234567809123456780912345678091234567809123456780912345678091234567809123456780
95234567809123456780912345678091234567809123456780912345678091234567809123456780912345678091234567809123456780912345678091234567809123456780912345678091234567809123456780912345678091234567809123456780 - 19385838321938583832193858383219385838321938583832193858383219385838321938583832193858383219385838321938583832193858383200000000000000000000000000000000000000000000000000000000000000000000000000000000 = 75848729487184872948718487294871848729487184872948718487294871848729487184872948718487294871848729487184872948718487294891234567809123456780912345678091234567809123456780912345678091234567809123456780
23846098743650298740983098320576769760987394620943752836709832523980475208934750982365208743523 - 23846098743650298740983098320576769760987394620943752836709832523980475208934750982365208743523 = 0