Compilare: main.cpp: In function 'int main()': main.cpp:164:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 164 | for(int i = 0; i<w3.size(); i++) | ~^~~~~~~~~~ main.cpp:176:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 176 | for(int i = 0; i<w3.size(); i++) | ~^~~~~~~~~~ main.cpp:99:17: warning: 'poz' may be used uninitialized [-Wmaybe-uninitialized] 99 | for(int i = poz+1; i<=n; i++) | ^ main.cpp:87:13: note: 'poz' was declared here 87 | int poz; | ^~~ main.cpp:144:22: warning: 'poz1' may be used uninitialized [-Wmaybe-uninitialized] 144 | rez = iv - poz1 + 1; | ~~~^~~~~~ main.cpp:116:13: note: 'poz1' was declared here 116 | int poz1; | ^~~~