/in/foo.cc: In function 'int find_kth_fa(int, int)':
/in/foo.cc:37:2: warning: this 'if' clause does not guard... [-Wmisleading-indentation]
  if(k>d[x])return 0;if(k==0)return x;
  ^~
/in/foo.cc:37:21: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'if'
  if(k>d[x])return 0;if(k==0)return x;
                     ^~