Compilare: main.cpp: In function 'void add(std::vector<int>&, std::vector<int>&, std::vector<int>&)': main.cpp:11:19: warning: comparison of integer expressions of different signedness: 'int' and 'const long unsigned int' [-Wsign-compare] 11 | for (i = 0; i < min(v1.size(), v2.size()); i++) { | ~~^~~~~~~~~~~~~~~~~~~~~~~~~~~ main.cpp:16:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 16 | while (i < v1.size()) { | ~~^~~~~~~~~~~ main.cpp:22:14: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 22 | while (i < v2.size()) { | ~~^~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:68:35: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 68 | for (int k = 0; k < choose[1][j].size(); k++) | ~~^~~~~~~~~~~~~~~~~~~~~