examples\ex01\ex01.c ........\....\Makefile ........\...2\ex02.c ........\....\Makefile ........\...3\canny.c ........\....\Makefile ........\...4\contour.c ........\....\Makefile ........\....\silh.png ........\...5\bkgrd.c ........\....\Makefile ........\images\fruits.jpg ........\......\lena.jpg ........\......\Thumbs.db ........\Makefile ........\ex01 ........\ex02 ........\ex03 ........\ex04 ........\ex05 ........\images examples