x:8=c1 reminder 3
x=M₈ +3
x:10=c2 reminder 3
x=M₁₀ +3
x:12=c3 reminder 3
x=M₁₂ +3
x:30=c4 reminder 3
x=M₃₀ +3
x=[M₈;M₁₀;M₁₂;M₃₀]+3
8=2³
10=2 5
12=2² 3
30=23 5
200 < x < 500
x= 2³ 5 3 +3
x=853+3
x=120+3
x=123 it doesn't corespond
x=2⁴ 15+3
x=1615+3
x=240+3
x=243
x=859+3
x=409+3
x=360+3
x=363
x=8534+3
x=4012+3
x=480+3
x=483
x=85² 3+3
x=2425+3
x=600+3
x=603 it doesn't corespond
x={243;363;483}
