#!/usr/bin/env python3
# -*- coding: utf-8 -*-
data = []

# read matrix like day 3
input_file = open("input", "r")
for line in input_file:
    line = line.strip()
    data.append(line)
    if line.count(".") == len(line):  # Zeilen ohne # gleich verdoppeln
        data.append(line)
input_file.close()

zeilen = len(data)
spalten = len(data[0])

# zum test mal ausgeben
for da in data:
    print(da)
print(zeilen, spalten)

# leere Spalten ermitteln
freie_spalten = [1 for i in range(spalten)]
for da in data:
    for i in range(spalten):
        if da[i] == "#":
            freie_spalten[i] = 0

print(freie_spalten)
# Spalten verbreitern
new_data = []
for da in data:
    for i in range(len(freie_spalten)-1, -1, -1):
        if freie_spalten[i] == 1:
            da = da[:i] + ".." + da[i+1:]
    new_data.append(da)

# Testausgabe neue Matrix
for da in new_data:
    print(da)
zeilen = len(new_data)
spalten = len(new_data[0])
print(zeilen, spalten)

koor_list = []
for z in range(len(new_data)):
    for s in range(len(new_data[0])):
        if new_data[z][s] == "#":
            koor_list.append([z, s])
print(koor_list)

summe = 0
for k in range(len(koor_list)):
    for m in range(k+1, len(koor_list)):
        summe += abs(koor_list[m][0] - koor_list[k][0])
        summe += abs(koor_list[m][1] - koor_list[k][1])
print(summe)