0_0_35792124_13462.c 0_0_35792124_13462.c(2) : error C2061: 语法错误: 标识符“namespace” 0_0_35792124_13462.c(2) : error C2059: 语法错误:“;” 0_0_35792124_13462.c(3) : fatal error C1083: 无法打开包括文件: “bits/stdc++.h”: No such file or directory