Compilare: user.cpp: In function ‘int poz(char)’: user.cpp:8:11: warning: unused variable ‘i’ [-Wunused-variable] int k,i,m; ^ user.cpp:8:13: warning: unused variable ‘m’ [-Wunused-variable] int k,i,m; ^ user.cpp: In function ‘int repoz(char)’: user.cpp:17:11: warning: unused variable ‘i’ [-Wunused-variable] int k,i,m; ^ user.cpp:17:13: warning: unused variable ‘m’ [-Wunused-variable] int k,i,m; ^ user.cpp: In function ‘std::string trans(std::string)’: user.cpp:26:13: warning: unused variable ‘m’ [-Wunused-variable] int k,i,m; ^ user.cpp: In function ‘std::string retrans(std::string)’: user.cpp:37:13: warning: unused variable ‘m’ [-Wunused-variable] int k,i,m; ^ user.cpp: In function ‘int poz(char)’: user.cpp:14:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ user.cpp: In function ‘int repoz(char)’: user.cpp:23:1: warning: control reaches end of non-void function [-Wreturn-type] } ^