test_ll_prepend --- 1 (prev 9 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) --- 1 (prev 9 next -1) 2 (prev 9 next 1) 3 (prev 9 next 9) --- 1 (prev 9 next -1) 2 (prev 9 next 1) 3 (prev 9 next 2) test_ll_append --- 1 (prev 9 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) --- 1 (prev 9 next 2) 2 (prev 9 next -1) 3 (prev 9 next 9) --- 1 (prev 9 next 2) 2 (prev 9 next 3) 3 (prev 9 next -1) test_ll_prepend_elem --- 0 (prev 9 next -1) 1 (prev 9 next 9) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next -1) 1 (prev 9 next 0) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next 1) 1 (prev 9 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next 1) 1 (prev 9 next -1) 2 (prev 9 next 0) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next 2) 1 (prev 9 next -1) 2 (prev 9 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next 2) 1 (prev 9 next 3) 2 (prev 9 next 1) 3 (prev 9 next -1) 4 (prev 9 next 9) test_ll_append_elem --- 0 (prev 9 next -1) 1 (prev 9 next 9) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next 1) 1 (prev 9 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next 1) 1 (prev 9 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next 2) 1 (prev 9 next -1) 2 (prev 9 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next -1) 1 (prev 9 next 0) 2 (prev 9 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 9 next -1) 1 (prev 9 next 0) 2 (prev 9 next 1) 3 (prev 9 next 2) 4 (prev 9 next 9) test_dl_prepend --- 1 (prev 1 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) --- 1 (prev 2 next -1) 2 (prev 1 next 1) 3 (prev 9 next 9) --- 1 (prev 2 next -1) 2 (prev 3 next 1) 3 (prev 1 next 2) test_dl_append --- 1 (prev 1 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) --- 1 (prev 2 next 2) 2 (prev 1 next -1) 3 (prev 9 next 9) --- 1 (prev 3 next 2) 2 (prev 1 next 3) 3 (prev 2 next -1) test_dl_prepend_elem --- 0 (prev 0 next -1) 1 (prev 9 next 9) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next -1) 1 (prev 0 next 0) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 1) 1 (prev 0 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 2 next 1) 1 (prev 0 next -1) 2 (prev 1 next 0) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 2) 1 (prev 2 next -1) 2 (prev 0 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 3 next 2) 1 (prev 2 next 3) 2 (prev 0 next 1) 3 (prev 1 next -1) 4 (prev 9 next 9) test_dl_append_elem --- 0 (prev 0 next -1) 1 (prev 9 next 9) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 1) 1 (prev 0 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 1) 1 (prev 0 next -1) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 2) 1 (prev 2 next -1) 2 (prev 0 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next -1) 1 (prev 2 next 0) 2 (prev 0 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next -1) 1 (prev 2 next 0) 2 (prev 3 next 1) 3 (prev 0 next 2) 4 (prev 9 next 9) test_cdl_prepend --- 1 (prev 1 next 1) 2 (prev 9 next 9) 3 (prev 9 next 9) --- 1 (prev 2 next 2) 2 (prev 1 next 1) 3 (prev 9 next 9) --- 1 (prev 2 next 3) 2 (prev 3 next 1) 3 (prev 1 next 2) test_cdl_append --- 1 (prev 1 next 1) 2 (prev 9 next 9) 3 (prev 9 next 9) --- 1 (prev 2 next 2) 2 (prev 1 next 1) 3 (prev 9 next 9) --- 1 (prev 3 next 2) 2 (prev 1 next 3) 3 (prev 2 next 1) test_cdl_prepend_elem --- 0 (prev 0 next 0) 1 (prev 9 next 9) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 1) 1 (prev 0 next 0) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 1) 1 (prev 0 next 0) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 2 next 1) 1 (prev 0 next 2) 2 (prev 1 next 0) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 2) 1 (prev 2 next 0) 2 (prev 0 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 3 next 2) 1 (prev 2 next 3) 2 (prev 0 next 1) 3 (prev 1 next 0) 4 (prev 9 next 9) test_cdl_append_elem --- 0 (prev 0 next 0) 1 (prev 9 next 9) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 1) 1 (prev 0 next 0) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 1) 1 (prev 0 next 0) 2 (prev 9 next 9) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 2) 1 (prev 2 next 0) 2 (prev 0 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 2) 1 (prev 2 next 0) 2 (prev 0 next 1) 3 (prev 9 next 9) 4 (prev 9 next 9) --- 0 (prev 1 next 3) 1 (prev 2 next 0) 2 (prev 3 next 1) 3 (prev 0 next 2) 4 (prev 9 next 9)