Compilare: main.cpp: In function 'int main()': main.cpp:92:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 92 | for(int j=0;j<s.size();++j) | ~^~~~~~~~~ main.cpp:94:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 94 | for(int i=j+1;i<s.size();++i) | ~^~~~~~~~~ main.cpp:108:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 108 | for(int i=0;i<s.size();++i) | ~^~~~~~~~~ main.cpp:120:18: warning: comparison of integer expressions of different signedness: 'int' and 'const long unsigned int' [-Wsign-compare] 120 | for(int i=0;i<max(srs.size(),chv.size());++i) | ~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:89:9: warning: unused variable 'cnt' [-Wunused-variable] 89 | int cnt=0; | ^~~