250pt 题意:给定一个[0,1)间的实数,一个分母不超过maxDen的分数逼近.. 思路:直接枚举.然后判断. code: #line 7 "BestApproximationDiv1.cpp" #include <cstdlib> #include <cctype> #include <cstring> #include <cstdio> #include <cmath> #include <algorithm&g…