foo.cc: In function 'int main()':
foo.cc:11:5: warning: this 'for' clause does not guard... [-Wmisleading-indentation]
   11 |     for(int i=0;i<=m;i++)
      |     ^~~
foo.cc:14:2: note: ...this statement, but the latter is misleadingly indented as if it were guarded by the 'for'
   14 |  for(int i=1;i<=m;i++)
      |  ^~~
foo.cc:34:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   34 |     for(int l=0;l<tmp.size();l++)
      |                 ~^~~~~~~~~~~

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