Compilare: main.cpp: In function 'int main()': main.cpp:85:21: warning: unused variable 'stramos' [-Wunused-variable] 85 | int stramos = v[k][j - 1]; | ^~~~~~~ main.cpp:146:39: warning: 'void* memset(void*, int, size_t)' clearing an object of type 'class std::vector<int>' with no trivial copy-assignment; use assignment or value-initialization instead [-Wclass-memaccess] 146 | memset(trump, 0, sizeof(trump)); | ^ In file included from /usr/include/c++/10/vector:67, from /usr/include/c++/10/queue:61, from /usr/include/x86_64-linux-gnu/c++/10/bits/stdc++.h:86, from main.cpp:2: /usr/include/c++/10/bits/stl_vector.h:389:11: note: 'class std::vector<int>' declared here 389 | class vector : protected _Vector_base<_Tp, _Alloc> | ^~~~~~