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Results tagged with python
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user 110867
Python is an interpreted, general-purpose high-level programming language whose design philosophy emphasizes code readability. Use the python tag for all Python related questions. If you believe your question may be even more specific, you can include a version specific tag such as python-3.x.
12
votes
Accepted
Pigeon and grain problem: find time until all the grain is eaten
x_1} \right\rfloor + \left\lfloor {T \over x_2} \right\rfloor + \dots + \left\lfloor {T \over x_n} \right\rfloor \ge m $$
where \$\lfloor {x \over y} \rfloor\$ is the floor division operation (// in Python … So we know the regular division operation (/ in Python) will also be a valid solution to this, albeit not necessarily with the smallest possible \$T\$:
$$ {T \over x_1} + {T \over x_2} + \dots + {T \ …
- 634
8
votes
Accepted
Looking for primes with all-different digits
create all your non-dup-digit numbers as strings:
nodups = [''.join(s) for s in permutations('1234567890', 6)]
As Josay mentioned in a comment, '0123456789' can also be expressed as string.digits in python … Your check is, if I'm not misreading the problem statement:
all hundreds groups contain any (some) tens group with all not-primes
Or, in python:
all(
any(
all(not is_prime(int(n)) for n …
CommunityBot
- 1
36
votes
Accepted
Inserting robot moves into an SQLite3 database
Just a philosophical answer here.
I think you're asking the wrong question. You shouldn't ask yourself "is my SQL code safe or vulnerable?" This is too hard to answer in any individual case, and comi …
- 634
11
votes
Check if a Sudoku board is filled out correctly
Practice following the official python style guide, it will make you a better pythonista. For now at least read the parts up through the prescriptive naming conventions. … I'd strongly suggest avoiding numpy since, according to the homepage,
NumPy is the fundamental package for scientific computing with Python. …
- 634