Compilare: user.cpp: In function ‘void prelucreaza()’: user.cpp:31:29: warning: array subscript has type ‘char’ [-Wchar-subscripts] aux[++aux[0]] = sir[i++]; ^ user.cpp: In function ‘int calc(int, int)’: user.cpp:68:40: warning: array subscript has type ‘char’ [-Wchar-subscripts] return s2[0] + s1[0] - 2 * dp[s1[0]][s2[0]]; ^ user.cpp:68:47: warning: array subscript has type ‘char’ [-Wchar-subscripts] return s2[0] + s1[0] - 2 * dp[s1[0]][s2[0]]; ^ user.cpp: In function ‘void dfs(int)’: user.cpp:75:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i = 0; i < graf[nod].size(); ++ i){ ^