C++语言中的库函数里的"cstdlib"是什么功能答:size_t, wchar_t, div_t, ldiv_t, lldiv_t 常量:NULL, EXIT_FAILURE, EXIT_SUCCESS, RAND_MAX, MB_CUR_MAX 函数:atof, atoi, atol, strtod, strtof, strtols, strtol, strtoll, strtoul, strtoull, rand, srand, calloc, free, malloc, realloc, abort, atexit, exit, getenv, system...