Problem :     Judge Status : Accepted

RunId : 6068462    Language : G++    Author :

Code Render Status : Rendered By HDOJ G++ Code Render Version 0.01 Beta

#include <stdio.h> int main() { int n,r,t; while (scanf("%d",&n),n) { r=0; while (n--) { scanf("%d",&t); r^=t; } printf("%d\n",r); } return 0; }

1 #include 
     
       2 int main() 3 { 4     int n,r,t; 5     while (scanf("%d",&n),n) 6     { 7         r=0; 8         while (n--) 9         {10             scanf("%d",&t);11             r^=t;12         }13         printf("%d\n",r);14     }15     return 0;16 }