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Open Claude Desktopprefix-sums · simulation
The organizer’s problem statement is available at the official source link.
sample trace
Milk Exchange: prefix sums walkthrough
Milk Exchange: use the linked editorial?s prefix sums, simulation idea on the published sample, then verify the displayed output.
Published input6
2 2 2 1 2 1
8
3 8 6 4 8 3 8 1
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9 9 10 10 6 8 2 1000000000 1000000000 1000000000modelAlgorithm ideaStore cumulative aggregates so a range can be answered from two prefix values instead of rescanning its elements.task resultExpected output8
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25
20
17
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2000000053
1000000054
56
49
42
35
28
24
20
20
- 1
Accumulate
Build the running total or count across the input order. - 2
Query
Subtract the prefix before a range from the prefix at its end. - 3
Finish
Apply the task?s boundary adjustment and compare with the sample result. - 4
Verify the sample
Use the published sample output to check the result of this idea on the displayed input.
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Draft saved locally
|12 lines, 156 charsRun output
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