/in/foo.c: In function 'main':
/in/foo.c:6:5: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
     while(x<10000);//范围
     ^~~~~
/in/foo.c:8:2: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
  {   int i=2;
  ^