Compilare: main.cpp: In function 'int main()': main.cpp:19:31: warning: array subscript has type 'char' [-Wchar-subscripts] if(sum+vl<=l) r[++r[0]]=s[i]; ^ main.cpp:27:22: warning: array subscript has type 'char' [-Wchar-subscripts] if(r[r[0]]==' ') sum+=fr[1]; ^ main.cpp:28:49: warning: array subscript has type 'char' [-Wchar-subscripts] else sum+=fr[(int)r[r[0]]-95]; ^ main.cpp:31:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=1;i<=r[0];i++) g<<r[i]; ~^~~~~~