A
1+1
2
2+2
4
9+9
18
16+16
120
120+120
140
23+4
27
25+25
50
34+34
64
64+64
128
123+123
246
25+6
31
39+39
78
200+200
4000
500+500
100
1200+1200
24000
12+3
15
44+44
88
123+123
246
233+233
466
195+195
390
34+5
39
55+55
110
12345+12345
24690
12345678910+12345678910
24691357820
12345678910111213+1234567891011121314
2.4691358e+18