华为研发工程师编程题及答案_2025春招题库汇总_互联网题库-1_02互联网汇总_20、华为_1、华为编程题库

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Java
import java.util.*;
/**
* Created by on 2015/11/23.
*/public class Main {
public static void main(String[] args) {
Scanner sc=new Scanner(System.in);
while (sc.hasNext()){
String str=sc.next().substring(2);
System.out.println(Integer.parseInt(str,16));
}
}
}
import java.util.*;
/**
* Created by on 2015/11/23.
*/
public class Main {
ppuubblliicc ssttaattiicc vvooiidd mmaaiinn((SSttrriinngg[[]] aarrggss)) {{
SSScccaaannnnnneeerrr sssccc===nnneeewww SSScccaaannnnnneeerrr(((SSSyyysssttteeemmm...iiinnn)));;;
wwhhiillee ((sscc..hhaassNNeexxtt(()))){{
SSStttrrriiinnngggBBBuuuffffffeeerrr sssbbb===nnneeewww SSStttrrriiinnngggBBBuuuffffffeeerrr((()));;;
sssbbb...aaappppppeeennnddd(((sssccc...nnneeexxxttt((())))));;;
//////SSStttrrriiinnnggg ssstttrrr===sssccc...nnneeexxxttt((()));;;
SSttrriinngg ssttrr==ssbb..rreevveerrssee(())..ssuubbssttrriinngg((00,,ssbb..lleennggtthh(())-2);
ccchhhaaarrr ccchhh[[[]]]===ssstttrrr...tttoooCCChhhaaarrrAAArrrrrraaayyy((()));;;
iinntt ssuumm==00;;
ffoorr((iinntt ii==00;;ii<<cchh..lleennggtthh;;ii++++)){{
iiff((cchh[[ii]]>>==''AA''&&&&cchh[[ii]]<<==''FF'')){{
sum+=(Integer.valueOf(ch[i])-55)*Math.pow(16,i);
}else {
sum+=(Integer.valueOf(ch[i])-48)*Math.pow(16,i);
}
}
System.out.println(sum);
// System.out.println(Integer.valueOf('6'));}
}
}