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2014-05-24T14:02:20+03:00
2014-05-24T14:19:19+03:00
(a+b):2=235:10
10(a+b)=235x2
10(a+b)=470
a+b=47
b=a+1
a+a+1=47
2a=47-1
a=46:2
a=23
b=24
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