Compilare: main.cpp: In function 'int main()': main.cpp:433:11: warning: unused variable 'c' [-Wunused-variable] int i,c,a,b,best[nmax],lgmax=0,poz; ^ main.cpp:433:13: warning: unused variable 'a' [-Wunused-variable] int i,c,a,b,best[nmax],lgmax=0,poz; ^ main.cpp:433:15: warning: unused variable 'b' [-Wunused-variable] int i,c,a,b,best[nmax],lgmax=0,poz; ^ main.cpp:433:36: warning: 'poz' may be used uninitialized in this function [-Wmaybe-uninitialized] int i,c,a,b,best[nmax],lgmax=0,poz; ^~~