/in/foo.cc: In function 'int main()':
/in/foo.cc:22:9: warning: this 'while' clause does not guard... [-Wmisleading-indentation]
         while(qxl <= qxr && qx[qxr] <= t)
         ^~~~~
/in/foo.cc:24:3: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'while'
   qn[++qnr] = t;
   ^~