求一四题指教!!!!! 第一题(吃葡萄)(60% 答案错误) import sys def ceil(n): ans = int(n) + 1 if n != int(n) else int(n) return ans T = int(raw_input()) for t in xrange(T): a, b, c = map(float, raw_input().split()) ans = max(map(ceil, [(a+b+c) / 3.0, a / 2.0, b / 2.0, c / 2.0])) mod = 10 **...