Points A, B, and C on the number uranium correspond to numbers 0, -1, and x respectively. The distance between C and A is greater than the distance between C and B. Find the value range of x.
数铀上的点A，B，C分别对应数0、-1、x，C与A的距离大于C与B的距离，求x的取值范围．
<gadget id="calculator">1 / 2</gadget>
<output>1/2 = around 0.5</output>

<result>1/2 = around 0.5</result>