30 = 3 + 0 = 3
12 = 1 + 2 = 3
21 = 2 + 1 = 3
03(?) = 0 + 3 = 3
12=1+2=3
21=2+1=3
30=3+0=3
ответ:12 , 21 , 30
30 = 3 + 0 = 3
12 = 1 + 2 = 3
21 = 2 + 1 = 3
03(?) = 0 + 3 = 3
12=1+2=3
21=2+1=3
30=3+0=3
ответ:12 , 21 , 30