Vs (Visual Studio) encountered a solution that could not open iostream

Recently, when configuring some projects, I couldn’t even open the iostream header file

Finally, we try to reset vs C + +, and successfully solve the problem.

My version is vs2013 in the following way

Tools -> Import and Export -> Reset all -> ..

Tools → import and export settings → reset all settings → next →

Select “save the current settings (I chose to reset directly)”,

Next → select “development language to reset (for example, Visual C + + development settings)” → finish

My CSDN first blog actually wrote this..

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