CHRONO

-INF s.

Additions à trous (a + b + ? = s <= 20).

CHRONO

0 s.
4 + 8 + = 14
8 + 5 + = 20
7 + 3 + = 17
3 + 4 + = 10
1 + 6 + = 14
2 + 5 + = 15
3 + 5 + = 17
7 + 4 + = 12
1 + 8 + = 16
4 + 2 + = 13
1 + 6 + = 15
2 + 2 + = 9
6 + 1 + = 14
6 + 3 + = 18
9 + 4 + = 20
9 + 7 + = 20
7 + 1 + = 17
6 + 6 + = 18
3 + 9 + = 20
9 + 3 + = 15