使用for 语句把 Python 字符串的每个字母依次打印出来,下面哪个选项实现了()
A: count=1 for letter in Python: print(“Python的第"+str(count)+"个字母是”+letter) count=count+1
B: count=1 for letter "Python”: print(“Python的第"+str(count)+"个字母是”+letter) count=count+1
C: count=1 for letter in "Python": print(“Python的第"+str(count)+"个字母是”+letter) count=count+1
A: count=1 for letter in Python: print(“Python的第"+str(count)+"个字母是”+letter) count=count+1
B: count=1 for letter "Python”: print(“Python的第"+str(count)+"个字母是”+letter) count=count+1
C: count=1 for letter in "Python": print(“Python的第"+str(count)+"个字母是”+letter) count=count+1
C
举一反三
- 下列程序运行后,输出结果为_________ count=0 for letter in 'Python': count=count+1 if letter == 'h': break print(count)
- 使用while 语句实现打印出1至10.count = 1while ( ) print (count) count = count + 1 A: count B: True C: count D: count
- count = 0 while count < 5: print (count, " 小于 5") count = count + 1 else: print (count, " 大于或等于 5")
- 下列程序的运行结果是( )。 count = 0 while count < 5: print(count, " is less than 5") count = count + 1 else: print(count, " is not less than 5")
- 下列一段Python代码的运行结果是count = 2while count > 0: print('hello') count = count - 1 breakprint('over') A: hello hello over B: hello over hello over C: hello over D: hello hello over over
内容
- 0
使用while 语句实现打印出1至10.count = 1while ( ) print (count) count = count + 1 if i>10 : break A: 1 : B: True : C: True D: 0
- 1
以下循环的执行次数是 count=0while count<=10:print(“Programming is fun!”)count=count+1() A: 0 B: 10 C: 11 D: 死循环
- 2
请阅读下面的程序: count = 0 while count < 5: print(count, '小于5') if count == 2: break count += 1 else: print(count, "不小于5") 关于上述程序的说法中,描述错误的是
- 3
count = 0while count < 5: print( count) count = count + 2print( “Over!")
- 4
执行下述代码: count = 5 def print_num(): count = 2 count += 1 print(count) 当调用print_num()函数时,输出结果为( )