| ttable-alex | ttable.c executable |
| horizontal-alex | horizontal.c executable |
| vertical-alex | vertical.c executable |
| frame-alex | frame.c executable |
XnView - a Windows/MacOS image viewer supporting PPM format.
| bulgaria-alex.ppm | output of bulgaria.c program |
| romania-alex.ppm | output of romania.c program |
| uae-alex.ppm | output of uae.c program |
| sweden-alex.ppm | output of sweden.c program |
| palau-alex.ppm | output of palau.c program |
| niger-alex.ppm | output of niger.c program |
| congo-alex.ppm | output of congo.c program |
| kuwait-alex.ppm | output of kuwait.c program |