Compilare: user.cpp: In function ‘int calcul()’: user.cpp:14:11: warning: unused variable ‘j’ [-Wunused-variable] int i,j,total=1; ^ user.cpp: In function ‘int main()’: user.cpp:27:13: warning: unused variable ‘c’ [-Wunused-variable] int a,b,c,d,f,i,j,e=0,n,maxim=0,numar,numere=0,r; ^ user.cpp:27:17: warning: unused variable ‘f’ [-Wunused-variable] int a,b,c,d,f,i,j,e=0,n,maxim=0,numar,numere=0,r; ^ user.cpp:27:23: warning: unused variable ‘e’ [-Wunused-variable] int a,b,c,d,f,i,j,e=0,n,maxim=0,numar,numere=0,r; ^ user.cpp:27:27: warning: unused variable ‘n’ [-Wunused-variable] int a,b,c,d,f,i,j,e=0,n,maxim=0,numar,numere=0,r; ^ user.cpp:27:52: warning: unused variable ‘r’ [-Wunused-variable] int a,b,c,d,f,i,j,e=0,n,maxim=0,numar,numere=0,r; ^ user.cpp:55:11: warning: ‘numar’ may be used uninitialized in this function [-Wmaybe-uninitialized] fout<<numar<<" "<<maxim<<" "<<numere; ^