Compilare: user.cpp: In function ‘int main()’: user.cpp:77:5: warning: narrowing conversion of ‘pl’ from ‘int’ to ‘short int’ inside { } [-Wnarrowing] } ); ^ user.cpp:77:5: warning: narrowing conversion of ‘pc’ from ‘int’ to ‘short int’ inside { } [-Wnarrowing] user.cpp:62:9: warning: unused variable ‘x’ [-Wunused-variable] poz x; ^