for_each_sublist
for_each_sublist(c, s) {
for_each_sublist(c, s)
for_each_sublist(c, s) {
for_each_sublist(c, s)
for_each_sublist(c, s) {
for_each_sublist(c, s) {
for_each_sublist(c, s)
for_each_sublist(c, s) {
for_each_sublist(c, s) {