/in/foo.cc: In function 'int main()':
/in/foo.cc:30:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for(re int i=1;i<=n;++i)if(!d[i])q.push((node){i,a[i]});cnt=0;
  ^~~
/in/foo.cc:30:58: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  for(re int i=1;i<=n;++i)if(!d[i])q.push((node){i,a[i]});cnt=0;
                                                          ^~~
/in/foo.cc:40:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
  for(re int i=n;i;--i)printf("%d ",p[i]);puts("");
  ^~~
/in/foo.cc:40:42: note: ...this statement, but the latter is misleadingly indented as if it is guarded by the 'for'
  for(re int i=n;i;--i)printf("%d ",p[i]);puts("");
                                          ^~~~