CCQsuai戈尔的博客package Set; import java.util.Comparator; public class Per implements... String[] a ={"ad","awdawf","adawd","ww","a","we","av","b"}; for (int i = 0; i ; i++) { t1.add(a[i]); } System.out.println(t1); } }
_七七的博客/** * * 如果找不到数字,返回1 例如: s = "abc24us43"则返回2 s = "82445adb5"则返回8 s="ab"则返回-1 ... String s = "adawd5856"; System.out.println(getFistNum(s)); } public sta