Compilare: main.cpp: In function 'std::vector<long long int> build(int)': main.cpp:47:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | while((i<a1.size()||j<a2.size())&&rez.size()<1e6) | ~^~~~~~~~~~ main.cpp:47:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 47 | while((i<a1.size()||j<a2.size())&&rez.size()<1e6) | ~^~~~~~~~~~ main.cpp:49:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 49 | if(i==a1.size()) | ~^~~~~~~~~~~ main.cpp:55:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 55 | if(j==a2.size()) | ~^~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:139:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 139 | for(int i=0;i<str.size();i++) | ~^~~~~~~~~~~ main.cpp:143:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 143 | for(int i=0;i<a.size();i++) | ~^~~~~~~~~ main.cpp:156:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 156 | for(int i=0;i<rez.size()&&i<a.size();i++) | ~^~~~~~~~~~~ main.cpp:156:32: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 156 | for(int i=0;i<rez.size()&&i<a.size();i++) | ~^~~~~~~~~ main.cpp: In function 'll getval(ll)': main.cpp:132:1: warning: control reaches end of non-void function [-Wreturn-type] 132 | } | ^