回答編集履歴
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test
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@@ -4,27 +4,53 @@
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```python
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from io import StringIO
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import sys
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s = '''10
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1 10 1
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1 20 1
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1 30 1
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1 40 1
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1 50 1
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2 10 1
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2 20 2
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2 30 3
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2 40 4
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2 50 5'''
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a = StringIO(s)
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#M = int(input())
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def input():
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return next(a)
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#------------------------------------------------
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N = int(input())
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data = [[int(v) for v in input().split()] for _ in range(N)]
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