字符’b’
16下面程序的输出结果是（C）
i
cludeiostream
usi
g
amespacestd
classA

public
Ai
tixi
voiddispacoutx“”
private
i
tx

classBpublicA

public
3
3
fBi
tiAi10xivoiddispbdispacoutxe
dlprivatei
txvoidmai
Bb2bdispbA）102B）1210C）122D）2217下面程序的输出结果是（C）i
cludeiostreamusi
g
amespacestdclassBasepublicBasei
ticoutiBaseclassBase1virtualpublicBasepublicBase1i
tii
tj0BasejcoutiBase1classBase2virtualpublicBasepublicBase2i
tii
tj0BasejcoutiBase2
4
4
fclassDerivedpublicBase2publicBase1

public
Derivedi
tai
tbi
tci
tdmem1a
mem2bBase1cBase2dBasea
coutb
private
Base2mem2
Base1mem1

voidmai
DerivedobjD1234
A）134122B）123412
C）14302012D）
143212
18下面程序的输出结果是（C）
i
cludeiostream
usi
g
amespacestd
classBase

public
virtualvoidfcout“f0”
voidgcout“g0”

classDerivedpublicBase

public
voidfcout“f”
voidgcout“g”

voidmai
DeriveddBasepdpf
pg
A）fgB）f0gC）fg0D）f0g0
19下面程序的输出结果是（C）
5
5
fi
cludeiostreamusi
g
amespacestdclassSample
frie
dlo
gfu
Samples
ifsx2retur
1retur
sxfu
Samplesx1publicSamplelo
gaxaprivatelo
gxvoidmai
i
tsum0fori
ti0i4isumfu
SampleicoutsumA）12B）16C）10D）3420以下程序的输出结果是：（D）i
cludeiostreamusi
g
amespacestdi
tfu
charscharpswhilep0pretur
psvoidmai

6
6
fcoutfu