Compilare: user.cpp: In function ‘void compute(int, int, int)’: user.cpp:37:47: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (unsigned int index = 0; index < two[c1][c2].size(); ++index) ^ user.cpp:37:51: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (unsigned int index = 0; index < two[c1][c2].size(); ++index) ^ user.cpp:38:20: warning: array subscript has type ‘char’ [-Wchar-subscripts] dp[a][b][two[c1][c2][index] - 'A'] = true; ^ user.cpp:38:24: warning: array subscript has type ‘char’ [-Wchar-subscripts] dp[a][b][two[c1][c2][index] - 'A'] = true; ^ user.cpp: In function ‘int main()’: user.cpp:57:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] one[s[0]].push_back(x); ^ user.cpp:58:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (unsigned int j = 0; j + 1 < one[s[0]].size(); ++j) ^ user.cpp:59:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (one[s[0]][j] == one[s[0]].back()) ^ user.cpp:59:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (one[s[0]][j] == one[s[0]].back()) ^ user.cpp:60:14: warning: array subscript has type ‘char’ [-Wchar-subscripts] one[s[0]].pop_back(); ^ user.cpp:63:12: warning: array subscript has type ‘char’ [-Wchar-subscripts] two[s[0]][s[1]].push_back(x); ^ user.cpp:63:18: warning: array subscript has type ‘char’ [-Wchar-subscripts] two[s[0]][s[1]].push_back(x); ^ user.cpp:64:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (unsigned int j = 0; j + 1 < two[s[0]][s[1]].size(); ++j) ^ user.cpp:64:51: warning: array subscript has type ‘char’ [-Wchar-subscripts] for (unsigned int j = 0; j + 1 < two[s[0]][s[1]].size(); ++j) ^ user.cpp:65:17: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (two[s[0]][s[1]][j] == two[s[0]][s[1]].back()) ^ user.cpp:65:23: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (two[s[0]][s[1]][j] == two[s[0]][s[1]].back()) ^ user.cpp:65:39: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (two[s[0]][s[1]][j] == two[s[0]][s[1]].back()) ^