program=["Java","Python","Visual Basic"]
for i in program:
print (i,len(i))
for i in range(1,10,4):
s=s+i
该程序段运行后,语句s=s+i执行的次数是( )。
对象名 |
属性名 |
属性 |
Command1 |
计算 |
Private Sub Command1_Click()
Dim i, s As Integer
s =
For i = 0 To 100 Step 1
Next i
Label2.Caption = Str(s)
End Sub
S=0
For i=1 to 8 step 3
S=S+i
Next i
Print s
此循环语句中,循环体中的语句是,循环变量是,初值是 ,终值是,输出S值是。
Dim x As Integer
x=2
Do while x<=63
x=(x+1)*(x-1)
Loop
Dim Y As Integer
Y=0
Do While Y<30
Y=(Y+2)*(Y+3)
Loop
a=0
For i=1 To 2
For j=i To 2
For k=1 To j
a=a+2
Next k
Next j
Next i
For to 9
For b=0 to 9
For c=0 to 9
For d=0 to 9
X=
If then
print x
End if
Next d
Next c
Next b
Next a
s = 0
For i = 1 To 5
s = s + i
Next i
该程序段运行后,i的值为( )
s=1
for i=1 to 3
s=s+1
next i
该程序段运行后,变量s的值为( )
for i in range(0,6,2):
print(i)
2
4
6
B . 02
4
C . 02
D . 24
6
s=0
for i in range(1,21) :
s=
print (s)
百千白鸡问题是经典的数学问题,原题为“鸡翁一,值钱五;鸡母一,值钱三;鸡雏三,值钱一;百钱买百鸡,则翁、母、雏各几何?”翻译过来,意思是公鸡一个五块钱,母鸡一个三块钱,小鸡三个一块钱,现在要用一百块钱买一百只鸡,问公鸡、母鸡、小鸡各多少只?
import random
while True:
x=random.randrange(0,20)
y=random.randrange(0,33)
z=random.randrange(0,100)
if 5*x+3*y+z/3==100 and x+y+z==100:
print('公鸡',x)
print('母鸡',y)
print('小鸡',z)
i=1
while i<= 5:
i=i+1
print(i)
a=4
s=0
while a>=0:
s=s+a
a=a-1
print(s,a)
Dim x As Integer
x=2
Do while x<=63
x=(x+1)*(x-1)
Loop
for i in range(6):
print( )
*
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