蓝桥杯练习系统算法训练答案java

《蓝桥杯练习系统算法训练答案java》由会员上传分享，免费在线阅读，更多相关内容在学术论文-天天文库。

1、ALGO-9importjava.io<*;publicclassMain)publicstaticvoidmain(Stringargs[])throwslOException{BufferedReaderbf=newBufferedReader(newInputStreamReader(System.in));intn=Intege匚parseInt(bf・『eadLine());System.out.println((int)(Math.pow(2,n)-n-l)*2);}}10importjava.io.*;importjava.uti

2、l.Arrays;importjava.util.HashSet;importjava.util.Iterator;importjava.util.Set;publicclassMain{publicstaticvoidmain(String[]args)throwsIOException{BufferedReaderbr=newBufferedReader(newInputStreamReader(System.in));intn=Intege匚parselnt(b匚readLine());int[]arr=newint[n];Strings

3、t[]=br.readLine().split("”)；for(inta=0;a

4、;func(arr,tag);}publicstaticvoidfunc(int[Jarr,int[]tag){intx;for(inta=0;a=0){System.out.print(arr[a]+11n);System.out.println();Setset=newHashSet();for(inta=0;a

5、=0;ait=set.iterator();while(it.hasNext()){for(inta=0;a

6、=0;a

7、stem.out.println(H1n);}else{int

8、]tag=newint[n];tag[0]=1；tagfl]=2;if(n==l){System.out.println(tagfO]);}for(inta=2;a

9、ain(String[]args)throwsException{BufferedReaderbr=newBufferedReader(newInpu