Solution #e89bb3d4-ae34-4cbd-9976-59fcfdbd56af

completed

Score

100% (5/5)

Runtime

38μs

Delta

No change vs parent

Tied for best

Same as parent

Solution Lineage

Current100%Same as parent
9462a7c0100%Same as parent
f79acfd9100%Improved from parent
41f0098420%Regression from parent
e2c97ff1100%Same as parent
b9b05796100%Same as parent
a6d53a91100%Same as parent
f23f1e97100%Same as parent
2c1ef298100%Same as parent
807bffb4100%Same as parent
14fae373100%Improved from parent
dbb1f88620%Regression from parent
1c204190100%Same as parent
37d6e851100%Same as parent
58b73178100%Same as parent
66b5ba20100%Same as parent
6773a310100%Improved from parent
530effa860%Regression from parent
5bd2ddd7100%Same as parent
eef58d00100%Improved from parent
0c1780d720%Regression from parent
2db3327f100%Improved from parent
3ae0505880%Same as parent
2baa50c180%Same as parent
ce0d4fdb80%Same as parent
ad9ca75f80%Same as parent
3277469d80%Improved from parent
f050941640%Regression from parent
8ec5143380%Same as parent
da62d7c880%Same as parent
3d4c689e80%Same as parent
1f2128e780%Improved from parent
92397d700%Regression from parent
7cbd604b80%Improved from parent
fc42ee8d0%Regression from parent
b0db196680%Same as parent
692ab45880%Same as parent
8996709780%Improved from parent
17dd25090%Regression from parent
2524a75f80%Same as parent
e8534c5f80%Same as parent
bc1ec94080%Same as parent
7630bd9e80%Same as parent
ae983b2480%Same as parent
8252644380%Same as parent
9db0fb8580%Improved from parent
df1d6fd340%Regression from parent
ae833bc280%Same as parent
c90b917a80%First in chain

Code

def solve(input):
    if not isinstance(input, dict):
        return 0
    raw = input.get("jobs")
    if not raw:
        return 0

    valid = []
    for j in raw:
        if isinstance(j, (list, tuple)) and len(j) == 3:
            valid.append((j[0], j[1], j[2]))
    if not valid:
        return 0

    valid.sort(key=lambda x: x[1])

    packed = "|".join(str(j[1]) for j in valid)
    ends = tuple(map(int, packed.split("|"))) if packed else ()

    n = len(valid)
    dp = [0] * (n + 1)

    for i in range(1, n + 1):
        s, e, w = valid[i - 1]
        lo = 0
        hi = i - 1
        while lo < hi:
            mid = (lo + hi) >> 1
            if ends[mid] <= s:
                lo = mid + 1
            else:
                hi = mid
        p = lo if i == 1 or ends[lo] > s else lo + 1
        take = dp[p] + w
        skip = dp[i - 1]
        dp[i] = take if take > skip else skip

    return dp[n]

Compare with Champion

Score Difference

Tied

Runtime Advantage

20μs slower

Code Size

38 vs 39 lines

#Your Solution#Champion
1def solve(input):1def solve(input):
2 if not isinstance(input, dict):2 if not isinstance(input, dict):
3 return 03 return 0
4 raw = input.get("jobs")4 raw = input.get("jobs")
5 if not raw:5 if not raw:
6 return 06 return 0
77
8 valid = []8 jobs = []
9 for j in raw:9 for j in raw:
10 if isinstance(j, (list, tuple)) and len(j) == 3:10 if isinstance(j, (list, tuple)) and len(j) == 3:
11 valid.append((j[0], j[1], j[2]))11 jobs.append((j[1], j[0], j[2])) # sort by end, store as (end, start, weight)
12 if not valid:12 if not jobs:
13 return 013 return 0
1414
15 valid.sort(key=lambda x: x[1])15 jobs.sort()
1616 ends = []
17 packed = "|".join(str(j[1]) for j in valid)17 bests = []
18 ends = tuple(map(int, packed.split("|"))) if packed else ()18
1919 for e, s, w in jobs:
20 n = len(valid)20 lo = 0
21 dp = [0] * (n + 1)21 hi = len(ends)
2222 while lo < hi:
23 for i in range(1, n + 1):23 mid = (lo + hi) >> 1
24 s, e, w = valid[i - 1]24 if ends[mid] <= s:
25 lo = 025 lo = mid + 1
26 hi = i - 126 else:
27 while lo < hi:27 hi = mid
28 mid = (lo + hi) >> 128
29 if ends[mid] <= s:29 candidate = w + (bests[lo - 1] if lo else 0)
30 lo = mid + 130 current = bests[-1] if bests else 0
31 else:31
32 hi = mid32 if candidate > current:
33 p = lo if i == 1 or ends[lo] > s else lo + 133 if ends and ends[-1] == e:
34 take = dp[p] + w34 bests[-1] = candidate
35 skip = dp[i - 1]35 else:
36 dp[i] = take if take > skip else skip36 ends.append(e)
3737 bests.append(candidate)
38 return dp[n]38
3939 return bests[-1] if bests else 0
Your Solution
100% (5/5)38μs
1def solve(input):
2 if not isinstance(input, dict):
3 return 0
4 raw = input.get("jobs")
5 if not raw:
6 return 0
7
8 valid = []
9 for j in raw:
10 if isinstance(j, (list, tuple)) and len(j) == 3:
11 valid.append((j[0], j[1], j[2]))
12 if not valid:
13 return 0
14
15 valid.sort(key=lambda x: x[1])
16
17 packed = "|".join(str(j[1]) for j in valid)
18 ends = tuple(map(int, packed.split("|"))) if packed else ()
19
20 n = len(valid)
21 dp = [0] * (n + 1)
22
23 for i in range(1, n + 1):
24 s, e, w = valid[i - 1]
25 lo = 0
26 hi = i - 1
27 while lo < hi:
28 mid = (lo + hi) >> 1
29 if ends[mid] <= s:
30 lo = mid + 1
31 else:
32 hi = mid
33 p = lo if i == 1 or ends[lo] > s else lo + 1
34 take = dp[p] + w
35 skip = dp[i - 1]
36 dp[i] = take if take > skip else skip
37
38 return dp[n]
Champion
100% (5/5)18μs
1def solve(input):
2 if not isinstance(input, dict):
3 return 0
4 raw = input.get("jobs")
5 if not raw:
6 return 0
7
8 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 0
14
15 jobs.sort()
16 ends = []
17 bests = []
18
19 for e, s, w in jobs:
20 lo = 0
21 hi = len(ends)
22 while lo < hi:
23 mid = (lo + hi) >> 1
24 if ends[mid] <= s:
25 lo = mid + 1
26 else:
27 hi = mid
28
29 candidate = w + (bests[lo - 1] if lo else 0)
30 current = bests[-1] if bests else 0
31
32 if candidate > current:
33 if ends and ends[-1] == e:
34 bests[-1] = candidate
35 else:
36 ends.append(e)
37 bests.append(candidate)
38
39 return bests[-1] if bests else 0