Compilare: user.cpp: In function ‘int main()’: user.cpp:12:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[++ind][w[0]]=1; ^ user.cpp:13:16: warning: array subscript has type ‘char’ [-Wchar-subscripts] B[ind][w[0]]=1; ^ user.cpp:19:46: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(char(p[j])<w[i]) M[ind&1][w[i]]=max(M[ind&1][w[i]],B[(ind-1)&1][p[j]]+1); ^ user.cpp:19:65: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(char(p[j])<w[i]) M[ind&1][w[i]]=max(M[ind&1][w[i]],B[(ind-1)&1][p[j]]+1); ^ user.cpp:19:84: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(char(p[j])<w[i]) M[ind&1][w[i]]=max(M[ind&1][w[i]],B[(ind-1)&1][p[j]]+1); ^ user.cpp:20:46: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(char(p[j])>w[i]) B[ind&1][w[i]]=max(B[ind&1][w[i]],M[(ind-1)&1][p[j]]+1); ^ user.cpp:20:65: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(char(p[j])>w[i]) B[ind&1][w[i]]=max(B[ind&1][w[i]],M[(ind-1)&1][p[j]]+1); ^ user.cpp:20:84: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(char(p[j])>w[i]) B[ind&1][w[i]]=max(B[ind&1][w[i]],M[(ind-1)&1][p[j]]+1); ^ user.cpp:23:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[ind&1][p[j]]=M[(ind-1)&1][p[j]]; ^ user.cpp:23:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] M[ind&1][p[j]]=M[(ind-1)&1][p[j]]; ^ user.cpp:24:30: warning: array subscript has type ‘char’ [-Wchar-subscripts] B[ind&1][p[j]]=B[(ind-1)&1][p[j]]; ^ user.cpp:24:49: warning: array subscript has type ‘char’ [-Wchar-subscripts] B[ind&1][p[j]]=B[(ind-1)&1][p[j]]; ^ user.cpp:29:34: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol=max(sol,M[ind&1][p[j]]),sol=max(sol,B[ind&1][p[j]]); ^ user.cpp:29:62: warning: array subscript has type ‘char’ [-Wchar-subscripts] sol=max(sol,M[ind&1][p[j]]),sol=max(sol,B[ind&1][p[j]]); ^