Compilare: main.cpp: In function 'int main()': main.cpp:8:9: warning: variable 'cn' set but not used [-Wunused-but-set-variable] int cn,n,k,i=1,ct=0,mx=-1,pos_max; ^~ main.cpp:8:31: warning: variable 'pos_max' set but not used [-Wunused-but-set-variable] int cn,n,k,i=1,ct=0,mx=-1,pos_max; ^~~~~~~