nlp_practice_0-8.py

#http://www.cl.ecei.tohoku.ac.jp/nlp100/
from collections import defaultdict
import string


def p0(s):
    return s[::-1]


def p1(s):
    return s[0::2]


def p2(l, r):
    s = ""
    for i in range(len(l) + len(r)):
        s += l[i // 2] if i % 2 == 0 else r[i // 2]
    return s


def p3(s):
    return [len(ele) for ele in s.split(" ")]


def p4(s):
    num = [1, 5, 6, 7, 8, 9, 15, 16, 19]
    s = s.split(" ")
    s = [s[i][0] if (i - 1) in num else s[i][:2] for i in range(len(s))]
    dic = {s[i]: i + 1 for i in range(len(s))}
    return dic


def p5(s, n, word=True):
    if word: s = s.split(" ")
    if (len(s) < n): return {}
    d = defaultdict(int)
    for i in range(len(s)):
        if i + n >= len(s): break
        if " " in s[i:i + n]: continue
        d[s[i:i + n]] += 1
    return d


def p6(l, r):
    L = set([(key) for key in p5(l, 2, False)])
    R = set([(key) for key in p5(r, 2, False)])
    return (L | R, L & R, L ^ R)


def p7(x, y, z):
    return "{0}時の{1}は{2}".format(x, y, z)


def p8(s):
    after = ""
    for i in s:
        if i in string.ascii_lowercase:
            after += chr(219 - ord(i))
        else:
            after += i
    return after


if __name__ == "__main__":
    print(p8("hogehoge"))