1. Run file c via gcc: gcc -o Pointer Pointer.c ; .\Pointer.exe
(gcc -o C:\Working\C-development\Algorithm\bin\Quicksort.exe Quicksort.c
C:\Working\C-development\Algorithm\bin\Quicksort.exe
)
2. Run file c with folder is configed: gcc -o [your folder] Giaithua.c ; .\Giaithua.exe
3. If any issue regarding to prinft is not like your format: chcp 65001 
4. Debug with: C/C++ (gdb) Launch