Compilare: user.cpp: In function ‘void Maxim()’: user.cpp:122:21: warning: unused variable ‘s’ [-Wunused-variable] int i,j,maxim=0,s=0; ^ user.cpp: In function ‘int main()’: user.cpp:134:9: warning: unused variable ‘i’ [-Wunused-variable] int i,j; ^ user.cpp:134:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j; ^