Compilare: user.cpp: In function ‘int main()’: user.cpp:62:69: warning: array subscript has type ‘char’ [-Wchar-subscripts] kkt=dp[aux][j]+(len[i+1]-mat[lst[aux][j]][i+1]); ^ user.cpp:67:52: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (mat[lst[aux][j]][i+1]==len[i+1]) lst[conf][i]=lst[aux][j]; ^ user.cpp:86:16: warning: ‘aux’ may be used uninitialized in this function [-Wmaybe-uninitialized] conf-=1<<aux; ^