Compilare: main.cpp: In function 'std::vector<int> inm(std::vector<int>, std::vector<int>)': main.cpp:18:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | while(i<a.size() && j<b.size()) | ~^~~~~~~~~ main.cpp:18:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 18 | while(i<a.size() && j<b.size()) | ~^~~~~~~~~ main.cpp: In function 'std::vector<int> reu(std::vector<int>, std::vector<int>)': main.cpp:38:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | while(i<a.size() && j<b.size()) | ~^~~~~~~~~ main.cpp:38:26: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 38 | while(i<a.size() && j<b.size()) | ~^~~~~~~~~ main.cpp:57:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 57 | while(i<a.size()) | ~^~~~~~~~~ main.cpp:62:12: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 62 | while(j<b.size()) | ~^~~~~~~~~ main.cpp: In function 'std::vector<int> parant(int)': main.cpp:73:15: warning: unused variable 'ok' [-Wunused-variable] 73 | int cnt=1,ok=0; | ^~ main.cpp: In function 'int main()': main.cpp:129:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 129 | for(int i=0;i<r.size();i++) | ~^~~~~~~~~