Compilare: main.cpp: In function 'void r2()': main.cpp:110:23: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 110 | for(int j=0; j<sume[i].size(); j++){ | ~^~~~~~~~~~~~~~~ main.cpp:112:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 112 | if(j==sume[i].size()-1){ | ~^~~~~~~~~~~~~~~~~~ main.cpp:138:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 138 | for(int i=0; i<=sumeFin.size()-2; i++){ | ~^~~~~~~~~~~~~~~~~~ main.cpp:142:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 142 | if(i<sumeFin.size()-2){ | ~^~~~~~~~~~~~~~~~~ main.cpp:155:27: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 155 | for(int i=1; i<=sumeFin.size()-2; i++){ | ~^~~~~~~~~~~~~~~~~~ main.cpp:159:21: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 159 | if(i<sumeFin.size()-2){ | ~^~~~~~~~~~~~~~~~~