Compilare: main.cpp: In function 'int termeni()': main.cpp:37:9: warning: unused variable 'val' [-Wunused-variable] 37 | int val = 0, x = 0, semn = 1; | ^~~ main.cpp: In function 'int rotunde()': main.cpp:117:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 117 | for(int i = 0; i < v.size(); i++){ | ~~^~~~~~~~~~