△△△△△
○○
4 3 5 2 0 1 3+1 4
5 5 3 1 2 4 5-1 3
□○□=□
□〇□=□(只)
3+0=
3+2=
4+1=
5-4=
5-5=
5-2=
0+4=
3+1=
4-2=
3-1=
0+5=
2-2=
4-4=
2+2=
1+2=
4-1=
0+2=
0+0=
4-3=
5-0=
2+3=