19 lines
351 B
ObjectPascal
19 lines
351 B
ObjectPascal
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uses MLABC;
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begin
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var df := DataFrame.FromCsvText('''
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name,district,operation,amount
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Alice,North,sale,120
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Bob,North,refund,30
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Clara,South,sale,210
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Dmitry,North,sale,180
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''');
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var saleCount := df.Count(r ->
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(r['district'] = 'North') and
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(r['operation'] = 'sale')
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);
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Println('Продаж в районе North:', saleCount);
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end.
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