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Lecture 05

def sayHello():
    print('Hello World!') # block belonging to the function
# End of function

sayHello() # call the function

Hello World!

def boogh():
    print('biib!')
def run(x0,dx):
    return dx+x0

def car(x,d,b=0):
    if b==1:
        boogh()
    r=run(x,d)
    return r

car(0,2,1)

biib!

2

def printMax(a, b):
    if a > b:
        print(a,'is maximum')
    else:
        print(b,'is maximum')
    return

printMax(4, 4) # directly give literal values

4 is maximum

x = 5.2
y = 5.1
printMax(x, y) # give variables as arguments

5.2 is maximum

printMax(1,3) # directly give literal values

3 is maximum

def printMax(a, b):
    if a > b:
        print(a,'is maximum')
    elif a<b:
        print(b,'is maximum')
    else:
        print(a,'=',b)
    return

printMax(3,3)

3 = 3

def max_in_list(l1):
    max=0
    for i in range(0,len(l1),1):
        if l1[i]>max:
            max=l1[i]
    print(max, 'is maximum')
    return max

l=[0,2,8,6,7,5]
o=max_in_list(l)

8 is maximum

o

8

ch=True
a=0
while ch:
    print(a)
    a=a+1
    if a==5:
        ch=False

0
1
2
3
4

number = 23
running = True
while running:
    guess = int(input('Enter an integer : '))
    if guess == number:
        print('Congratulations, you guessed it.')
        running = False # this causes the while loop to stop
    elif guess < number:
        print('No, it is a little higher than that.')
    else:
        print('No, it is a little lower than that.')
else:
    print('The while loop is over.')
    # Do anything else you want to do here

Enter an integer : 20
No, it is a little higher than that.
Enter an integer : 24
No, it is a little lower than that.
Enter an integer : 23
Congratulations, you guessed it.
The while loop is over.

def s(a):
    return a**0.5

l=5
i=1
x=8
l1=[]
while i<=l:
    x=s(x)
    l1.append(x)
    i=i+1

print(x)

1.0671404006768235

l=[9,8,0,5]

l.pop(2)

0

l

[9, 8, 5]

import numpy as np

np.sqrt?