Compilare: main.cpp: In function 'int main()': main.cpp:41:21: warning: comparison of integer expressions of different signedness: 'long long int' and 'long long unsigned int' [-Wsign-compare] 41 | for(ll i=0;i<=s.size()-k;i++) | ~^~~~~~~~~~~~ In file included from /usr/include/c++/12.2.1/algorithm:61, from /usr/include/c++/12.2.1/x86_64-pc-linux-gnu/bits/stdc++.h:65, from main.cpp:1: In function 'constexpr void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = long long int*; _Compare = __gnu_cxx::__ops::_Iter_less_iter]', inlined from 'constexpr void std::__final_insertion_sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = long long int*; _Compare = __gnu_cxx::__ops::_Iter_less_iter]' at /usr/include/c++/12.2.1/bits/stl_algo.h:1844:5, inlined from 'constexpr void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = long long int*; _Compare = __gnu_cxx::__ops::_Iter_less_iter]' at /usr/include/c++/12.2.1/bits/stl_algo.h:1940:31, inlined from 'constexpr void std::__sort(_RandomAccessIterator, _RandomAccessIterator, _Compare) [with _RandomAccessIterator = long long int*; _Compare = __gnu_cxx::__ops::_Iter_less_iter]' at /usr/include/c++/12.2.1/bits/stl_algo.h:1932:5, inlined from 'constexpr void std::sort(_RAIter, _RAIter) [with _RAIter = long long int*]' at /usr/include/c++/12.2.1/bits/stl_algo.h:4820:18, inlined from 'int main()' at main.cpp:53:17: /usr/include/c++/12.2.1/bits/stl_algo.h:1849:32: warning: array subscript 16 is outside array bounds of 'long long int [10]' [-Warray-bounds] 1849 | std::__insertion_sort(__first, __first + int(_S_threshold), __comp); | ~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:43:16: note: at offset 128 into object 'cifre' of size 80 43 | ll cifre[10]; | ^~~~~