That version require QtCreator or qmake to compile.
Qt-Rust
sudo apt-get install qt5-default qttools5-dev
cargo run --bin guess
Qt-Go
go get github.com/therecipe/qt/widgets
go get -u -v github.com/stephenlyu/goqtuic To compile code from ui file (not needed as compiled code already present)
go run cmd/guess/main.go