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máy tính

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  • 60000000000:3=.....
    20000000000
  • 887673-777
    886896
  • 55726....656x9
    <
  • 2+2=...
    4
  • 000000x00000=...
    0000
  • b+y+e
    bye
  • w+c
    wc
  • 9898=...
    9898
  • 8787878777877878-8787878777877878
    =0