| ① |
Function f（a As Boolean,b As Boolean,c As Boolean） As Boolean
f=（a And b） Or （b And c） Or （a And c）
End Function |
| ② |
Function f（a As Boolean,b As Boolean,c As Boolean） As Boolean
If a=b Then f=a Else f=c
End Function |
| ③ |
Function f（a As Boolean,b As Boolean,c As Boolean） As Boolean
If a Then f=b Or c Else f=b and c
End Function |
| ④ |
Function f（a As Boolean,b As Boolean,c As Boolean） As Boolean
f=（a Or b） And （b Or c） And （a Or c）
End Function |
