/Python/Codeforces 233 a solution python

Codeforces 233 a solution python

n=int(input())
m=n+1
if n%2!=0 :
    print("-1")
else :
    for i in range (1,m) :
        if i%2==0 :
            print(i-1)
        else :
            print(i+1)

Source: github.com

Similar codes

0 vote108 views1 answer
How to delete all instances of a model in django
Python
0 vote108 views1 answer
Python string color format
Python
0 vote106 views1 answer
Python kill process by name
Python
0 vote116 views1 answer
Phone no validate
Python
0 vote139 views1 answer
Flask get uploaded file size
Python Flask
0 vote140 views2 answers
How to avoid inserting duplicate records in orm django
Python Django
1 vote112 views3 answers
Sequencia de fibonacci python
Python
0 vote116 views1 answer
To see what string accept
Python
2 votes100 views1 answer
What skills do you need to master pvp in minecraft
Python
0 vote104 views2 answers
Converting list of arrays with same size to single array python
Python