Compilare: main.cpp: In function 'bool Verif(int)': main.cpp:58:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Robot>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 58 | for(i = 1; i <= v[1].size(); i++) { | ~~^~~~~~~~~~~~~~ main.cpp:59:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Robot>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 59 | for(j = 1; j <= v[0].size(); j++) { | ~~^~~~~~~~~~~~~~