46 lines
1.1 KiB
Python
46 lines
1.1 KiB
Python
#!/usr/bin/env python3
|
|
# -*- coding: utf-8 -*-
|
|
|
|
file = "./input.txt"
|
|
#file = "./ex.txt"
|
|
from time import time
|
|
start_time = time()
|
|
|
|
def read_file(filename:str)->list[str]:
|
|
result = []
|
|
input_file = open(filename, "r")
|
|
for line in input_file:
|
|
line = line.strip()
|
|
if line == "":
|
|
continue
|
|
else:
|
|
result.append(line)
|
|
input_file.close()
|
|
return result
|
|
|
|
def check_line(l:str)->bool:
|
|
result = False
|
|
inside_brackets = False
|
|
for i in range(len(l)-3):
|
|
if l[i] == "[":
|
|
inside_brackets = True
|
|
continue
|
|
elif l[i] == "]":
|
|
inside_brackets = False
|
|
continue
|
|
elif inside_brackets and l[i] != l[i+1] and l[i] == l[i+3] and l[i+1] == l[i+2]:
|
|
return False
|
|
elif not inside_brackets and l[i] != l[i+1] and l[i] == l[i+3] and l[i+1] == l[i+2]:
|
|
result = True
|
|
return result
|
|
|
|
if __name__ == "__main__":
|
|
data = read_file(file)
|
|
sol = 0
|
|
|
|
for d in data:
|
|
if check_line(d):
|
|
sol += 1
|
|
|
|
print(f"Solution Part1: {sol}")
|
|
print(f'Runtime: {time()-start_time:.4f} s') |