c="abcdefghijk"
len=len(c)
n is a int
sb=[[] for i in range(n)]
while (i < len) {
for (int j = 0; j < n && i < len; j++)
sb[j].append(c[i++]);
for (int j = n-2; j >= 1 && i < len; j--) //
sb[j].append(c[i++]);
}How to translate to python? I tried but my python code is really stupid -- https://mail.python.org/mailman/listinfo/python-list
