72 lines
1.8 KiB
Python
72 lines
1.8 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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# works for example but not for puzzle-input
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#file = "./input.txt"
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file = "./ex2.txt"
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#file = "./ex1.txt"
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from time import time
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start_time = time()
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def input_to_list(input_str:str) -> list[list[int]]:
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out = []
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idx = 0
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for i in range(0,len(input_str),2):
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try:
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out.append([idx,int(input_str[i]),int(input_str[i+1])])
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except IndexError:
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out.append([idx,int(input_str[i]), 0])
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idx +=1
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return out
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def de_frag(il:list[list[int]]) -> list[list[int]]:
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for i in range(len(il)-1, 0, -1):
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for j in range(len(il)):
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if il[j][2] == 0:
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continue
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if j >= i:
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break
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if il[j][2] >= il[i][1]:
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#print(il[j],il[j+1],il[i], end=" ----> ")
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tjf = il[j][2]
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# tjl = il[j][1]
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tif = il[i][2]
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til = il[i][1]
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il.insert(j+1, il.pop(i))
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il[j][2] = 0
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il[j+1][2] = tjf-til
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il[i][2] += til+tif
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#print(il[j],il[j+1],il[i])
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#print(il)
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return il
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def checksum(il:list[list[int]]) -> int:
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result = 0
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idx = 0
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for i in range(len(il)):
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for _ in range(il[i][1]):
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result += idx * il[i][0]
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idx +=1
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idx += il[i][2]
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return result
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if __name__ == "__main__":
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input_string = ""
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input_file = open(file, "r")
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for line in input_file:
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line = line.strip()
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if line == "":
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continue
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input_string += line
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input_file.close()
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ex = input_to_list(input_string)
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#print(ex)
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de = de_frag(ex)
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print(de)
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sol = checksum(de)
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print(f'Solution: {sol}')
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print(f'Runtime: {time()-start_time:.2f} s') |