Compilare: main.cpp: In function 'int main()': main.cpp:21:27: warning: array subscript has type 'char' [-Wchar-subscripts] d[i][i+1] = c[s[i]][s[i+1]]; ^ main.cpp:21:35: warning: array subscript has type 'char' [-Wchar-subscripts] d[i][i+1] = c[s[i]][s[i+1]]; ^ main.cpp:26:91: warning: array subscript has type 'char' [-Wchar-subscripts] d[i][i+lung-1] = min(d[i][i+lung-1], d[k+1][i+lung-1] + d[i+1][k-1]+c[s[i]][s[k]]); ^ main.cpp:26:97: warning: array subscript has type 'char' [-Wchar-subscripts] d[i][i+lung-1] = min(d[i][i+lung-1], d[k+1][i+lung-1] + d[i+1][k-1]+c[s[i]][s[k]]); ^