Compilare: main.cpp: In function 'void c2()': main.cpp:86:21: warning: unused variable 'k' [-Wunused-variable] int maxim=0, l, c, k, in, jn; ^ main.cpp:87:11: warning: 'cmax' may be used uninitialized in this function [-Wmaybe-uninitialized] char ca, cmax; ^~~~ main.cpp:111:16: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<l<<" "<<c<<endl; ^ main.cpp:111:11: warning: 'l' may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<l<<" "<<c<<endl; ^~~