Query for Top N per Group
Bloomberg medium SQLAdvanced
Examples
Python
Quick Solution
Beginner mode
1def solve(nums, target):
2 """Find pairs that sum to target"""
3 seen = {}
4 result = []
5
6 for i, num in enumerate(nums):
7 complement = target - num
8 if complement in seen:
9 result.append((seen[complement], i))
10 seen[num] = i
11
12 return result
13
14
15# Test
16print(solve([2, 7, 11, 15], 9))
17print(solve([3, 2, 4], 6))
18
19
20
Case 1
Case 2
Case 3
Case 4
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