DDSA Solutions

2889. Reshape Data Pivot

UnknownView on LeetCode
Database

Problem Overview

Reshape Data Pivot is a unknown-difficulty LeetCode problem. This is a common Database pattern in coding interviews. Study the solution below and note the time and space complexity before attempting variations on your own.

A full step-by-step explanation is being added. See the study guide for pattern-based practice.

Read the solution code below and trace through it on paper before submitting. For structured interview prep, follow our 30-day study guide.

2889.py
Python
import pandas as pd

def pivotTable(weather: pd.DataFrame) -> pd.DataFrame:
    return weather.pivot_table(
      index='month',
      columns='city',
      values='temperature',
      aggfunc='max',
    )
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