Compilare: main.cpp: In function 'int main()': main.cpp:81:33: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 81 | if(dp[k][i] > dp[k ^ (1 << i)][j] + adn[i].size() - c[j][i]){ | ~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:104:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 104 | for(i = 1; i < sol.size(); i++){ | ~~^~~~~~~~~~~~ main.cpp:105:42: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 105 | for(j = c[sol[i - 1]][sol[i]]; j < adn[sol[i]].size(); j++) fout << adn[sol[i]][j]; | ~~^~~~~~~~~~~~~~~~~~~~ main.cpp:100:17: warning: 't' may be used uninitialized [-Wmaybe-uninitialized] 100 | k ^= (1 << lt); | ~~~^~~~~~ main.cpp:48:34: note: 't' was declared here 48 | int n,i,k,j,rez = 0x3f3f3f3f,t; | ^