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#!/usr/bin/python
def play_round(old):
new = ""
i = 0
while i < len(old):
c = old[i]
count = 0
while i < len(old) and old[i] == c:
count += 1
i += 1
new += str(count) + c
return new
def solve_partn(partn, string):
rounds = 40 if partn == 1 else 50
for i in range(rounds):
string = play_round(string)
return len(string)
def main():
# My personal input string
string = "1113122113"
print("Part 1 solution:", solve_partn(1, string)) # 360154 for me
print("Part 2 solution:", solve_partn(2, string)) # 5103798 for me
if __name__ == "__main__":
main()
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