Dyskusje Q&A
Why this code runs?:
nums = [4, 5, 6]
msg = "Numbers: {} {}". format(nums[0], nums[1], nums[2])
print(msg)
Numbers:4, 5.
Byt the code:
nums = [4, 5, 6]
msg = "Numbers: {} {} {} {}". format(nums[0], nums[1], nums[2])
print(msg)
leading to error?
IndexError: tuple index our of range
1 Głos
3 odpowiedziWhile prototyping friend functions in a class is it necessary to always pass the address of the object as parameter?If so why is it that we have to pass address as parameter..In programs involving compositions we never used addresses...Why is the need for address of the objects while using friend?
4 głosów
1 Odpowiedźwhy when i use editor for that code didn't print the result automatically and i shoud insert print function first
the code is:
float (insert('enter a number: ')) + float (insert(' enter another number: '))
when i use this code in IDLE the program prints the result automatically
0 głosów
3 odpowiedzidef add(x, y):
return x + y
def do_twice(func, x, y):
return func(func(x, y), func(x, y))
a = 5
b = 10
print(do_twice(add, a, b))
Please explain step by step
Which is caller here?
Explain the 3rd and 4th line ?
why in 4th line we write add(add(x,y),add(x,y)) which is function of 1st line ?
how can we write function after return statement insted of (x+y+x+y )=30?
0 głosów
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