If you see the version number, you are ready to compile!
In this post, we've explored some free Fortran 77 compiler options for Windows 10 64-bit. Whether you're a seasoned developer or just starting out, these compilers can help you develop and run Fortran 77 applications on your Windows 10 system. Remember to choose a compiler that meets your needs and follow the installation and setup instructions carefully. fortran 77 compiler for windows 10 64-bit free download
gfortran -std=f77 -ffixed-form -o bisect.exe bisect.f If you see the version number, you are ready to compile
the .exe from Command Prompt.