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Coding workflows · Exact binomial coefficients

03
Built around your work

A concrete starting point

Calculate exact binomial coefficients for integer n from zero to 10000 and integer k from zero to n. Check both endpoints, symmetry and a large result, rejecting invalid or Boolean operands before entering the product loop.

01

Open the context

Choose the project folder and name the files or behavior involved.

02

Define the change

Describe the input, expected output and boundaries that must stay intact.

03

Inspect the work

Review the proposed edits and any commands before relying on their result.

04

Check the outcome

Compare actual behavior with the expected result. If a check fails, investigate it before applying more changes.

Exact binomial coefficients

A concrete starting point
def binomial(n, k):
    if any(type(v) is not int for v in (n, k)):
        raise ValueError("integer.required")
    if not 0 <= k <= n <= 10000:
        raise ValueError("binomial.range")
    k = min(k, n - k)
    result = 1
    for i in range(1, k + 1):
        result = result * (n - k + i) // i
    return result

The example is a starting point for a real project, not a claim that generated code is already tested. Adjust paths, dependencies and expected behavior to match your application.

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