Eroare de compilare: user.cpp: In function ‘int adauga(T, char*, int)’: user.cpp:42:9: error: ‘x’ was not declared in this scope return x; ^ user.cpp: In function ‘int main()’: user.cpp:84:17: warning: unused variable ‘x’ [-Wunused-variable] int t,n,m,i,x; ^ user.cpp:85:7: warning: unused variable ‘op’ [-Wunused-variable] char op; ^ user.cpp: In function ‘int adauga(T, char*, int)’: user.cpp:43:1: warning: control reaches end of non-void function [-Wreturn-type] } ^