Compilare: user.cpp: In function ‘bool magic(int (*)[101])’: user.cpp:74:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,sum; ^ user.cpp: In function ‘int main()’: user.cpp:161:9: warning: unused variable ‘digit’ [-Wunused-variable] int digit,p,r,i1,j1,i2,j2,v1,v2; ^ user.cpp:161:15: warning: variable ‘p’ set but not used [-Wunused-but-set-variable] int digit,p,r,i1,j1,i2,j2,v1,v2; ^ user.cpp:161:17: warning: unused variable ‘r’ [-Wunused-variable] int digit,p,r,i1,j1,i2,j2,v1,v2; ^ user.cpp: In function ‘int sumabuna(int (*)[101])’: user.cpp:58:20: warning: ‘ibun’ may be used uninitialized in this function [-Wmaybe-uninitialized] return sum[ibun]; ^