Compilare: main.cpp: In function 'int main()': main.cpp:54:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 54 | for(i = 0; i < S1.size(); i++){ | ~~^~~~~~~~~~~ main.cpp:60:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 60 | for(i = 0; i < S2.size(); i++){ | ~~^~~~~~~~~~~ main.cpp:68:30: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for(i = S1.size() - 1; i < S2.size(); i++){ | ~~^~~~~~~~~~~ main.cpp:79:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 79 | for(i = 0; i < afis.size(); i++){ | ~~^~~~~~~~~~~~~ main.cpp: In function 'int t(char)': main.cpp:35:12: warning: 'rez' may be used uninitialized [-Wmaybe-uninitialized] 35 | return rez; | ^~~ main.cpp:27:9: note: 'rez' was declared here 27 | int rez; | ^~~ main.cpp: In function 'int main()': main.cpp:61:45: warning: 'rez' may be used uninitialized [-Wmaybe-uninitialized] 61 | H[i] = (H[i - 1] + ((long long)p * t(S2[i]) % MOD)) % MOD; | ~^~~~~~~ main.cpp:27:9: note: 'rez' was declared here 27 | int rez; | ^~~ main.cpp:55:40: warning: 'rez' may be used uninitialized [-Wmaybe-uninitialized] 55 | Hmic = (Hmic + (long long)p * t(S1[i])) % MOD; | ~^~~~~~~ main.cpp:27:9: note: 'rez' was declared here 27 | int rez; | ^~~