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Jun 18th, 2018
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  1. bool judgeCircle(char* moves) {
  2. //使用坐标轴,x轴为左右,y轴为上下
  3. int x=0,y=0,length=0,i;
  4. char *s=moves;
  5.  
  6. //计算字符个数
  7. while(*moves!='\0')
  8. {
  9. length++;
  10. *moves++;
  11. }
  12.  
  13. //进行坐标值计算
  14. for(i=0;i<length;i++)
  15. {
  16. switch(s[i])
  17. {
  18. case 'R': x++;break;
  19. case 'L': x--;break;
  20. case 'U': y++;break;
  21. case 'D': y--;break;
  22. }
  23.  
  24. }
  25.  
  26. //坐标判断
  27. if(x==0&&y==0)
  28. {
  29. return true;
  30. }
  31. else
  32. {
  33. return false;
  34. }
  35. }
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