#!/usr/bin/env python3

# filename = "in/day03.ref"
filename = "in/day03.pzl"
res1 = 0
with open(filename) as f:
    for line in f:
        line = line.strip()
        middle = int(len(line)/2)
        first = line[:middle]
        last = line[middle:]

        print(first)
        print(last)
        d = dict()
        for c in first:
            d[c] = True

        for c in last:
            if c in d:
                print(c)
                if 'a' <= c <= 'z':
                    add = ord(c) - ord('a') + 1
                    print(add)
                    res1 += add
                elif 'A' <= c <= 'Z':
                    add = ord(c) - ord('A') + 27
                    print(add)
                    res1 += add
                break

res2 = 0
with open(filename) as f:
    for line in f:
        first = line.strip()
        second = next(f).strip()
        third = next(f).strip()
        print(first)
        print(second)
        print(third)

        s1 = set()
        for c in first:
            s1.add(c)

        s2 = set()
        for c in second:
            s2.add(c)

        s3 = set()
        for c in third:
            s3.add(c)

        si = s1.intersection(s2)
        sii = si.intersection(s3)
        print(sii)

        c = list(sii)[0]
        if 'a' <= c <= 'z':
            add = ord(c) - ord('a') + 1
            print(add)
            res2 += add
        elif 'A' <= c <= 'Z':
            add = ord(c) - ord('A') + 27
            print(add)
            res2 += add

print(res1)
print(res2)