/in/foo.cc: In function 'int main()':
/in/foo.cc:6:2: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
    6 |  for (int i=0;i<n;i++)
      |  ^~~
/in/foo.cc:8:5: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
    8 |     return 0;
      |     ^~~~~~
/in/foo.cc:4:8: warning: unused variable 'i' [-Wunused-variable]
    4 |  int n,i;
      |        ^