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added alternative simpler solutions #158

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25 changes: 25 additions & 0 deletions 100+ Python challenging programming exercises for Python 3.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -90,6 +90,12 @@ for i in range(1,n+1):

print(d)
```
Another Solution:
```python
n=int(input("Enter the value of n:"))
d={i:i*i for i in range(1, n+1)}
print(d)
```

### Question 4
Level 1
Expand Down Expand Up @@ -549,6 +555,19 @@ while True:

print(sorted(l, key=itemgetter(0,1,2)))
```
Another Solution:
```python
from operator import itemgetter
lst=[]
while True:
l=input()
if l==" ":
break
else:
lst.append(tuple(l.split(',')))
lst.sort(key=itemgetter(0,1,2))
print(lst)
```

### Question 20
Level 3
Expand Down Expand Up @@ -679,6 +698,12 @@ def square(num):
print(square(2))
print(square(3))
```
Another Solution
```python
n=int(input('enter value of n:'))
square=n**2
print(square)
```

### Question 24
Level 1
Expand Down
32 changes: 32 additions & 0 deletions 100+ Python challenging programming exercises.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -85,6 +85,16 @@ for i in range(1,n+1):
print d
#----------------------------------------#

#----------------------------------------#

Another Solution

n=int(input("Enter the value of n:"))
d={i:i*i for i in range(1, n+1)}
print(d)

#----------------------------------------#

#----------------------------------------#
Question 4
Level 1
Expand Down Expand Up @@ -540,6 +550,21 @@ while True:
print sorted(l, key=itemgetter(0,1,2))
#----------------------------------------#

#----------------------------------------#
Another Solution:
from operator import itemgetter
lst=[]
while True:
l=input()
if l==" ":
break
else:
lst.append(tuple(l.split(',')))
lst.sort(key=itemgetter(0,1,2))
print(lst)

#----------------------------------------#

#----------------------------------------#
Question 20
Level 3
Expand Down Expand Up @@ -666,6 +691,13 @@ print square(2)
print square(3)
#----------------------------------------#

#----------------------------------------#
Another Solution:
n=int(input('enter value of n:'))
square=n**2
print(square)
#----------------------------------------#

#----------------------------------------#
Question 24
Level 1
Expand Down