’
2
2
f16下面程序的输出结果是（C）i
cludeiostreamusi
g
amespacestdclassApublicAi
tixivoiddispacoutx“”privatei
txclassBpublicApublicBi
tiAi10xivoiddispbdispacoutxe
dlprivatei
txvoidmai
Bb2bdispb
A）102
B）1210
C）122D）22
17下面程序的输出结果是（C）i
cludeiostreamusi
g
amespacestdclassBasepublicBasei
ticoutiBaseclassBase1virtualpublicBasepublicBase1i
tii
tj0BasejcoutiBase1classBase2virtualpublicBase
3
3
fpublicBase2i
tii
tj0BasejcoutiBase2
classDerivedpublicBase2publicBase1
publicDerivedi
tai
tbi
tci
tdmem1amem2bBase1cBase2dBaseacoutb
privateBase2mem2Base1mem1
voidmai
DerivedobjD1234
A）134122
B）123412
C）14302012D）143212
18下面程序的输出结果是（C）i
cludeiostreamusi
g
amespacestdclassBasepublicvirtualvoidfcout“f0”voidgcout“g0”classDerivedpublicBasepublicvoidfcout“f”voidgcout“g”voidmai
DeriveddBasepdpf
pg
A）fg
B）f0gC）fg0D）f0g0
19下面程序的输出结果是（C）
i
cludeiostream
usi
g
amespacestd
classSample

frie
dlo
gfu
Samples

4
4
fifsx2retur
1
retur
sxfu
Samplesx1

public
Samplelo
gaxa
private
lo
gx

voidmai


i
tsum0
fori
ti0i4i

sumfu
Samplei

coutsum
A）12B）16
C）10
D）34
20以下程序的输出结果是：（D）
i
cludeiostream
usi
g
amespacestd
i
tfu
chars
charps
whilep0p
retur
ps

voidmai

coutfu