Compilare: main.cpp: In function 'int main()': main.cpp:11:12: warning: array subscript has type 'char' [-Wchar-subscripts] f[i]=nr++; ^ main.cpp:42:39: warning: array subscript has type 'char' [-Wchar-subscripts] suma+=max(f[steve[k-1]],f[s[i]]); ^ main.cpp:42:47: warning: array subscript has type 'char' [-Wchar-subscripts] suma+=max(f[steve[k-1]],f[s[i]]); ^ main.cpp:11:12: warning: array subscript is above array bounds [-Warray-bounds] f[i]=nr++; ~~~^