犹豫猫咪

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2年10月17天

poj 3268 Silver Cow Party(最短路)

poj 3268 Silver Cow PartyDescription One cow from each of N farms (1 ≤ N ≤ 1000) conveniently numbered 1..N is going to attend the big cow party to be held at farm #X (1 ≤ X ≤ N). A total of M (1 ≤ M

撸撸java注解

Annotation 组成部分Annotation.javapackage java.lang.annotation;public interface Annotation { boolean equals(Object obj); int hashCode(); String toString(); Class<? extends Annotation> annotationType();}ElementType.javapackage j

npm设置/取消淘宝镜像代理

设置淘宝镜像代理npm config set registry https://registry.npm.taobao.org取消代理npm config set registry https://registry.npmjs.org查看npm代理npm info underscore