karte.cpp: In function 'int main()':
karte.cpp:17:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
17 | for(int i=0; i<cartas.size(); i++){
| ~^~~~~~~~~~~~~~
karte.cpp:33:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
33 | for(int j=0; j<cartas.size() ;j+=3){
| ~^~~~~~~~~~~~~~
karte.cpp:38:25: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
38 | for(int h=j+3; h<cartas.size() ;h+=3){
| ~^~~~~~~~~~~~~~