摘要:
public class testSerial implements Serializable { private static final long serialVersionUID = 7392224114251372902L;//或1L private int aaa; private Str 阅读全文
摘要:
import java.util. ; class test1{ public static void main(String[] args){ long start1 = System.currentTimeMillis(); Long sum = 0l; for(long i = 0;i 阅读全文