23 lines
391 B
Java
23 lines
391 B
Java
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package Course_Codes;
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import java.util.Scanner;
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//<2F><><EFBFBD><EFBFBD>n<EFBFBD><6E>n-1<><31><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ֻ<EFBFBD><D6BB><EFBFBD><EFBFBD>1<EFBFBD>εĸ<CEB5><C4B8><EFBFBD>
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public class LQ_008 {
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public static void main(String[] args) {
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Scanner sc=new Scanner(System.in);
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int n,ans=0;//<2F><><EFBFBD>뼸<EFBFBD><EBBCB8><EFBFBD><EFBFBD>
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while(sc.hasNext()) {
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n=sc.nextInt();
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ans=0;
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for(int i=0;i<n;i++) {
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ans=ans^sc.nextInt();
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}
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System.out.print(ans);
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}
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}
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}
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