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day5.py
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day5.py
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# #skipped day 4 temporarily. 6/12/22
# #part 1, maybe make every stack in a list?
# stacks = [['Q', 'H', 'C', 'T', 'N', 'S', 'V', 'B'], ['G', 'B', 'D', 'W'], ['B', 'Q', 'S', 'T', 'R', 'W', 'F'], ['N', 'D', 'J', 'Z', 'S', 'W', 'G', 'L'], ['F', 'V', 'D', 'P', 'M'] , ['J', 'W', 'F'], ['V', 'J', 'B', 'Q', 'N', 'L'], ['N', 'S', 'Q', 'J', 'C', 'R', 'T', 'G'], ['M', 'D', 'W', 'C', 'Q', 'S', 'J']
# ]
# def moveCrate(noOfCrates: int, stackMovedFrom: int, stackMovedTo: int):
# stackToRemoveFrom = stacks[(stackMovedFrom - 1)]
# del stackToRemoveFrom[2:stackMovedFrom]
# stackToAddTo = stacks[(stackMovedTo - 1)]
# stackToAddTo.extend(stackToRemoveFrom[0:noOfCrates])
# # print(noOfCrates)
# # print(stackMovedFrom)
# # print(stackMovedTo)
# def printTopCrate():
# print(stacks[0::9][0::9][0])
# with open("day5input.txt", 'r') as readfile:
# for line in readfile.readlines()[10:]:
# values = line.split()
# x, y, z = int(values[1]), int(values[3]), int(values[5])
# moveCrate(x, y, z)
# printTopCrate()
def parseQuery(query, grid):
amount = int(query.split()[1])
src = int(query.split()[3])-1
dest = int(query.split()[5])-1
for _ in range(amount):
grid[dest] = [grid[src][0]] + grid[dest]
grid[src].pop(0)
return grid
with open('day5input.txt') as f:
grid = [[], [], [], [], [], [], [], [], []]
lines = f.readlines()
for line in lines[:8]:
i = 0
for c in line[1::4]:
if c.strip():
grid[i].append(c)
i += 1
for line in lines[10:]:
if line.strip():
grid = parseQuery(line, grid)
out = ""
for row in grid:
out += "".join(row[0])
print(out)