Number of precision digits for double in C++ different in windows and Linux. Why? Linux shows more than 20 non-zero precision digits

Question

Just did this:

double val1=numeric_limits::max();
cout.precision(70);
cout<<\"\\nVal1: \"<

In Windows I sta

Answer 1

I think you have installed g++ 32 bit version on windows, and 64 bit on linux. Just verify the program you are running, if it's 32 or 64 bit (you can check it by watching in task manager)