Solution #3277469d-afb6-4f98-99fc-b48cc79be71b
completedScore
80% (4/5)
Runtime
31μs
Delta
+100.0% vs parent
-20.0% vs best
Improved from parent
Score
80% (4/5)
Runtime
31μs
Delta
+100.0% vs parent
-20.0% vs best
Improved from parent
def solve(input):
jobs = input.get("jobs", []) if isinstance(input, dict) else []
if not jobs:
return 0
times = {}
idx = 0
normalized = []
for job in jobs:
s, e, w = job
normalized.append((s, e, w))
if s not in times:
times[s] = 0
if e not in times:
times[e] = 0
sorted_times = sorted(times)
for i, t in enumerate(sorted_times):
times[t] = i
m = len(sorted_times)
end_buckets = [[] for _ in range(m)]
for s, e, w in normalized:
end_buckets[times[e]].append((times[s], w))
dp = [0] * m
best = 0
for i in range(m):
if i > 0 and dp[i - 1] > best:
best = dp[i - 1]
cur = best
for s_idx, w in end_buckets[i]:
candidate = (dp[s_idx] if s_idx >= 0 else 0) + w
if candidate > cur:
cur = candidate
dp[i] = cur
return dp[-1] if dp else 0Score Difference
-20.0%
Runtime Advantage
13μs slower
Code Size
38 vs 39 lines
| # | Your Solution | # | Champion |
|---|---|---|---|
| 1 | def solve(input): | 1 | def solve(input): |
| 2 | jobs = input.get("jobs", []) if isinstance(input, dict) else [] | 2 | if not isinstance(input, dict): |
| 3 | if not jobs: | 3 | return 0 |
| 4 | return 0 | 4 | raw = input.get("jobs") |
| 5 | 5 | if not raw: | |
| 6 | times = {} | 6 | return 0 |
| 7 | idx = 0 | 7 | |
| 8 | normalized = [] | 8 | jobs = [] |
| 9 | for job in jobs: | 9 | for j in raw: |
| 10 | s, e, w = job | 10 | if isinstance(j, (list, tuple)) and len(j) == 3: |
| 11 | normalized.append((s, e, w)) | 11 | jobs.append((j[1], j[0], j[2])) # sort by end, store as (end, start, weight) |
| 12 | if s not in times: | 12 | if not jobs: |
| 13 | times[s] = 0 | 13 | return 0 |
| 14 | if e not in times: | 14 | |
| 15 | times[e] = 0 | 15 | jobs.sort() |
| 16 | 16 | ends = [] | |
| 17 | sorted_times = sorted(times) | 17 | bests = [] |
| 18 | for i, t in enumerate(sorted_times): | 18 | |
| 19 | times[t] = i | 19 | for e, s, w in jobs: |
| 20 | 20 | lo = 0 | |
| 21 | m = len(sorted_times) | 21 | hi = len(ends) |
| 22 | end_buckets = [[] for _ in range(m)] | 22 | while lo < hi: |
| 23 | for s, e, w in normalized: | 23 | mid = (lo + hi) >> 1 |
| 24 | end_buckets[times[e]].append((times[s], w)) | 24 | if ends[mid] <= s: |
| 25 | 25 | lo = mid + 1 | |
| 26 | dp = [0] * m | 26 | else: |
| 27 | best = 0 | 27 | hi = mid |
| 28 | for i in range(m): | 28 | |
| 29 | if i > 0 and dp[i - 1] > best: | 29 | candidate = w + (bests[lo - 1] if lo else 0) |
| 30 | best = dp[i - 1] | 30 | current = bests[-1] if bests else 0 |
| 31 | cur = best | 31 | |
| 32 | for s_idx, w in end_buckets[i]: | 32 | if candidate > current: |
| 33 | candidate = (dp[s_idx] if s_idx >= 0 else 0) + w | 33 | if ends and ends[-1] == e: |
| 34 | if candidate > cur: | 34 | bests[-1] = candidate |
| 35 | cur = candidate | 35 | else: |
| 36 | dp[i] = cur | 36 | ends.append(e) |
| 37 | 37 | bests.append(candidate) | |
| 38 | return dp[-1] if dp else 0 | 38 | |
| 39 | 39 | return bests[-1] if bests else 0 |
1def solve(input):2 jobs = input.get("jobs", []) if isinstance(input, dict) else []3 if not jobs:4 return 056 times = {}7 idx = 08 normalized = []9 for job in jobs:10 s, e, w = job11 normalized.append((s, e, w))12 if s not in times:13 times[s] = 014 if e not in times:15 times[e] = 01617 sorted_times = sorted(times)18 for i, t in enumerate(sorted_times):19 times[t] = i2021 m = len(sorted_times)22 end_buckets = [[] for _ in range(m)]23 for s, e, w in normalized:24 end_buckets[times[e]].append((times[s], w))2526 dp = [0] * m27 best = 028 for i in range(m):29 if i > 0 and dp[i - 1] > best:30 best = dp[i - 1]31 cur = best32 for s_idx, w in end_buckets[i]:33 candidate = (dp[s_idx] if s_idx >= 0 else 0) + w34 if candidate > cur:35 cur = candidate36 dp[i] = cur3738 return dp[-1] if dp else 01def solve(input):2 if not isinstance(input, dict):3 return 04 raw = input.get("jobs")5 if not raw:6 return 078 jobs = []9 for j in raw:10 if isinstance(j, (list, tuple)) and len(j) == 3:11 jobs.append((j[1], j[0], j[2])) # sort by end, store as (end, start, weight)12 if not jobs:13 return 01415 jobs.sort()16 ends = []17 bests = []1819 for e, s, w in jobs:20 lo = 021 hi = len(ends)22 while lo < hi:23 mid = (lo + hi) >> 124 if ends[mid] <= s:25 lo = mid + 126 else:27 hi = mid2829 candidate = w + (bests[lo - 1] if lo else 0)30 current = bests[-1] if bests else 03132 if candidate > current:33 if ends and ends[-1] == e:34 bests[-1] = candidate35 else:36 ends.append(e)37 bests.append(candidate)3839 return bests[-1] if bests else 0