Compilare: main.cpp:1: warning: ignoring '#pragma gcc target' [-Wunknown-pragmas] 1 | #pragma gcc target("Ofast,unroll-loops") | main.cpp:6: warning: ignoring '#pragma gcc target' [-Wunknown-pragmas] 6 | #pragma gcc target("Ofast,unroll-loops") | main.cpp: In function 'bool check(int, int)': main.cpp:149:19: warning: comparison of integer expressions of different signedness: 'int' and 'const long unsigned int' [-Wsign-compare] 149 | for(int i=0; i<min(s[b].size(),s[a].size()); i++) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:148:9: warning: unused variable 'corr' [-Wunused-variable] 148 | int corr=1; | ^~~~ main.cpp: In function 'int main()': main.cpp:176:15: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::__cxx11::basic_string<char> >::size_type' {aka 'long unsigned int'} [-Wsign-compare] 176 | for(i=0; i<ans.size(); i++) | ~^~~~~~~~~~~ main.cpp:175:11: warning: unused variable 'j' [-Wunused-variable] 175 | int i,j,maxim=0; | ^ main.cpp:175:13: warning: unused variable 'maxim' [-Wunused-variable] 175 | int i,j,maxim=0; | ^~~~~