Compilare: main.cpp: In function 'void c2()': main.cpp:104:10: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if (a[in][jn]==a[x][y]) ^ main.cpp:86:6: warning: unused variable 'maxim' [-Wunused-variable] int maxim=0, l, c, k, in, jn, smax=0; ^~~~~ main.cpp:86:21: warning: unused variable 'k' [-Wunused-variable] int maxim=0, l, c, k, in, jn, smax=0; ^ main.cpp:87:7: warning: 'cmax' may be used uninitialized in this function [-Wmaybe-uninitialized] char cmax; ^~~~ main.cpp:120:16: warning: 'c' may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<l<<" "<<c<<endl; ^ main.cpp:120:11: warning: 'l' may be used uninitialized in this function [-Wmaybe-uninitialized] cout<<l<<" "<<c<<endl; ^~~