compton

fffffffffffffffff________aaaaaa_________kkkk__________kkkk__eeeeeeeeeeeeeeeeee ffffffffffffffffff_______aaaaaaaa________kkkk________kkkk____eeeeeeeeeeeeeeeeee ffffffffffffffffff______aaaaaaaaaa_______kkkk_______kkkk_____eeeeeeeeeeeeeeeeee ffff___________________aaaa____aaaa______kkkk______kkkk______eeee______________ ffff__________________aaaa______aaaa_____kkkk____kkkk________eeee______________ ffff_________________aaaa________aaaa____kkkk_kkkkkk_________eeee______________ ffff________________aaaa__________aaaa___kkkkkkkk____________eeee______________ ffff________________aaaa__________aaaa___kkkkkkk_____________eeee______________ fffffffffffff_______aaaa__________aaaa___kkkkkkk_____________eeeeeeeeeeeee_____ fffffffffffff_______aaaaaaaaaaaaaaaaa___kkkkkkkk____________eeeeeeeeeeeee_____ fffffffffffff_______aaaaaaaaaaaaaaaaa___kkkk_kkkk___________eeeeeeeeeeeee_____ ffff________________aaaaaaaaaaaaaaaaa___kkkk__kkkk__________eeee______________ ffff________________aaaa__________aaaa___kkkk____kkkk________eeee______________ ffff________________aaaa__________aaaa___kkkk_____kkkk_______eeee______________ ffff________________aaaa__________aaaa___kkkk______kkkk______eeee______________ ffff________________aaaa__________aaaa___kkkk_______kkkk_____eeee______________ ffff________________aaaa__________aaaa___kkkk________kkkk____eeeeeeeeeeeeeeeeee ffff________________aaaa__________aaaa___kkkk_________kkkk___eeeeeeeeeeeeeeeeee ffff________________aaaa__________aaaa___kkkk__________kkkk__eeeeeeeeeeeeeeeeee