Web Reference: Jun 15, 2018 · 那怎么办呢？ 通常使用 signed main，因为 signed 等效替代于 signed int，也就是有符号整型，这与 int 别无二致，并且不会导致奇怪的 CE。 当你不确定过程中会不会爆 int 的时候，可以这么写。 （来自已经不想改代码被生活爆锤的 OIer） 阅读全文 查看剩余 1 条回答 Mar 2, 2019 · 没有区别。 signed 与 signed int 与 int 是等价类型。 在一些 语法分析 弱的编译器上，甚至与 signed signed int 与 signed int signed 与 signed signed signed signed signed int 都是等价类型。 一定要注意 char 没有这种默认等价性。 char 不和 signed char 或者 unsigned char 其中任何一个等价。 win10和Ubuntu双系统，UEFI启动，在空白分区上划分EFI分区和交换空间和别的分区给Ubuntu14.04，第一次成…
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