19 lines
367 B
Python
19 lines
367 B
Python
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def problem_p03697(input_data):
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import sys
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stdin = sys.stdin
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import numpy as np
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ns = lambda: stdin.readline().rstrip()
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ni = lambda: int(ns())
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na = lambda: list(map(int, stdin.readline().split()))
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s = lambda h: [list(map(int, stdin.readline().split())) for i in range(h)]
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a, b = na()
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return a + b if a + b < 10 else "error"
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