Compilare: main.cpp: In function 'int ctbin2(int, int)': main.cpp:36:13: warning: unused variable 'final2' [-Wunused-variable] int pos=0,final2; ^~~~~~ main.cpp: In function 'int ctbin(int, int, int)': main.cpp:32:1: warning: control reaches end of non-void function [-Wreturn-type] } ^ main.cpp:11:13: warning: 'final1' may be used uninitialized in this function [-Wmaybe-uninitialized] int pos=0,final1; ^~~~~~ main.cpp: In function 'int main()': main.cpp:60:34: warning: 'final1' may be used uninitialized in this function [-Wmaybe-uninitialized] out<<ctbin(x,n,nrprobl)<<'\n'; ^~~~