Compilare: main.cpp: In function 'void cautarenume()': main.cpp:67:9: warning: unused variable 'i' [-Wunused-variable] 67 | int i,nr=0; | ^ main.cpp: In function 'void cautareprefix()': main.cpp:105:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 105 | for(int i=0;i<v.size();i++) | ~^~~~~~~~~ main.cpp:99:9: warning: unused variable 'i' [-Wunused-variable] 99 | int i,nr=0; | ^ main.cpp: In function 'void modificare()': main.cpp:119:9: warning: unused variable 'i' [-Wunused-variable] 119 | int i,ok; | ^