Compilare: user.cpp: In function ‘void reset(int, int&, int)’: user.cpp:33:9: warning: unused variable ‘S’ [-Wunused-variable] int S=0; ^ user.cpp: In function ‘int main()’: user.cpp:62:16: warning: unused variable ‘x’ [-Wunused-variable] int n, Sz, x[7],t=2; ^ user.cpp: In function ‘void reset(int, int&, int)’: user.cpp:34:22: warning: ‘h’ may be used uninitialized in this function [-Wmaybe-uninitialized] for(short int i=h+1;i>=2;i--) ~^~