Compilare: user.cpp: In function ‘int calc(int, int, int)’: user.cpp:38:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,x,y,ok=1; ^ user.cpp:38:13: warning: unused variable ‘x’ [-Wunused-variable] int i,j,x,y,ok=1; ^ user.cpp:38:15: warning: unused variable ‘y’ [-Wunused-variable] int i,j,x,y,ok=1; ^ user.cpp:38:17: warning: unused variable ‘ok’ [-Wunused-variable] int i,j,x,y,ok=1; ^ user.cpp: In function ‘void rezolva()’: user.cpp:62:26: warning: ‘fin’ may be used uninitialized in this function [-Wmaybe-uninitialized] d[cnt]=calc(fin+1,n,1); ^