这个太多了,比如以下算式:
3+()=10 ()+5=10 6-( )=1 ( )-6=2
0+( )=4 ()+2=5 10-( )=8 ( )-7=3
4+( )=9 ()+6=9 7-( )=6 ( )-0=6
1+()=8 ()+8=10 5-( )=2 ( )-5=5
6+()=10 ()+3=8 7-( )=7 ( )-9=1
4+( )=8 ( )+6=6 10-( )=5 ( )-3=0
5+( )=7 ()+7=8 9-( )=0 ( )-3=5
10+()=10 一 ( )+0=5 10-( )=4 ( )-5=1
2+()=6 ()+1=7 3-( )=2 ( )-1=8
3+()=5 ()+4=6 9-( )=5 ( )-2=7
2+()=9 ()+2=8 0-( )=0 ( )-4=3
4+()=6 ()+3=7 8-( )=2 ( )-2=7
3+( )=3 ( )+3=8 10-( )=3 ( )-6=4
7+()=8 ( )+2=9 5-( )=1 ( )-0=10
6+( )=9 ()+3=10 6-( )=4 ( )-3=6
1+()=10 ()+2=4 7-()=4 ( )-6=1
8+()=9 ( )+6=7 9-( )=7 ( )-5=4
5+( )=10
6+( )=7 ()+7=10
)=4 ()-7=0
8-( )=4
()+0=6 4-(
3+()=10
)-1=8
9-()=2 ()-3=3 ()+5=10