if(numi > PRECISION)
{
expression[i] = expj + '/' + expi;
number[i] = numj / numi;
if(circule(n-1))
return true;
}
//恢复数组
number[i] = numi;
number[j] = numj;
expression[i] = expi;
expression[j] = expj;
}
return false;
}
static void input() throws IOException
{
BufferedReader reader = new BufferedReader(new InputStreamReader(System.in));
for(int i=0; i<NUM; ++i)
{
System.out.println("输入第" + (i+1) + "个数:");
expression[i] = reader.readLine();
number[i] = Double.parseDouble(expression[i]);
}
}