foo.cc: In function 'int main()':
foo.cc:63:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
     for (int i = 1;i <= n;++i) printf("%d ",tmp[i]);puts("");
     ^~~
foo.cc:63:53: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
     for (int i = 1;i <= n;++i) printf("%d ",tmp[i]);puts("");
                                                     ^~~~

自豪的采用HydroJudge(https://github.com/hydro-dev/Hydro)进行评测。