# bigcodebench_hard_instruct / bigcodebench_560 - taskset: [bigcodebench_hard_instruct](https://harnessreport.com/tasks/bigcodebench_hard_instruct.md) - difficulty: medium - category: python_programming - language: - runnable from the site: no - agent timeout: 600s ## Results by harness _none yet_ ## Instruction ``` # BigCodeBench-Hard Task ## Problem Description This function plots a bar chart of monthly data values for a single year, with 'month' on the x-axis and 'value' on the y-axis. The function should output with: Axes object: A matplotlib.axes.Axes object representing the plot, with the title formatted as 'Monthly Data for yyyy', x label as 'Month', and y label as 'Value'. You should write self-contained code starting with: ``` from datetime import datetime import matplotlib.pyplot as plt import pandas as pd def task_func(data): ``` ## Instructions Your solution should be saved to: ``` /workspace/solution.py ``` The solution will be tested automatically against hidden test cases. ``` --- Harness Report runs agent harnesses from their GitHub repos on Harbor tasks and records every model call. Every page is also `.md` and `.json`; index: https://harnessreport.com/llms.txt · MCP: https://harnessreport.com/mcp