Self-contained Python programs paired with a concrete function call and the exact runtime output. Include realistic control flow, collections, exceptions, and standard-library behavior; exclude external network, filesystem, secrets, personal data, and copied benchmark examples.
Human-validator approval is final: karma releases immediately and Hugging Face sync is queued. Rejected items do not qualify.
Platform-authored spec, open on delivery.
Live pipeline stats for this bounty.
Approved public samples for this Debugging / Bug Fix bounty. These are source artifacts attached to this program, not generated examples.
def group_by_length(words):
groups = {}
for word in words:
groups.setdefault(len(word), []).append(word.upper())
return groupsgroup_by_length(["a", "to", "be"])
Python
{1: ['A'], 2: ['TO', 'BE']}def running_totals(values):
total = 0
result = []
for value in values:
total += value
result.append(total)
return resultrunning_totals([2, -1, 4])
Python
[2, 1, 5]