mu578

#include <stdio.h>
#include <stdlib.h>

#   define stl_scope_begin do     {
#   define stl_scope_end   break; } while (0)

#   define stl_basic_swap(_Tp, __a, __b) \
    stl_scope_begin                      \
        _Tp __stl_c = (__a);             \
        (__a)       = (__b);             \