53 lines
1.4 KiB
Python
53 lines
1.4 KiB
Python
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import fileinput
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def solve(line):
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if line[0].isdigit():
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if len(line) == 1:
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return int(line[0])
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if len(line) == 3 and line[1] == '+':
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return int(line[0]) + int(line[2])
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if len(line) == 3 and line[1] == '*':
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return int(line[0]) * int(line[2])
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if line[1] == '+':
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if line[2] == '(':
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depth = 1
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for i, c in enumerate(line[3:]):
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if c == '(':
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depth += 1
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if c == ')':
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depth -= 1
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if depth == 0:
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break
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inner = int(line[0]) + solve(line[3:i+3])
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return solve([str(inner)] + line[i+4:])
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else:
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v = solve(line[:3])
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return solve([str(v)] + line[3:])
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if line[1] == '*':
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return solve(line[:1]) * solve(line[2:])
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raise BaseException(f"HELP {repr(line)}")
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if line[0] == '(':
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depth = 1
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for i, c in enumerate(line[1:]):
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if c == '(':
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depth += 1
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if c == ')':
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depth -= 1
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if depth == 0:
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break
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inner = str(solve(line[1:i+1]))
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return solve([inner] + line[i+2:])
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summ = 0
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for line in fileinput.input():
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line = line.replace(" ", "").strip()
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v = solve(list(line))
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print(line, v)
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summ += v
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print(summ)
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