Compilare: main.cpp: In function 'int main()': main.cpp:12:16: warning: array subscript has type 'char' [-Wchar-subscripts] 12 | c[ss[i]] = i; | ^ main.cpp:17:27: warning: array subscript has type 'char' [-Wchar-subscripts] 17 | v.push_back(c[s[4]] + 12 * c[s[3]] + 144 * c[s[2]] + 1728 * c[s[1]] + 20736 * c[s[0]]); | ^ main.cpp:17:42: warning: array subscript has type 'char' [-Wchar-subscripts] 17 | v.push_back(c[s[4]] + 12 * c[s[3]] + 144 * c[s[2]] + 1728 * c[s[1]] + 20736 * c[s[0]]); | ^ main.cpp:17:58: warning: array subscript has type 'char' [-Wchar-subscripts] 17 | v.push_back(c[s[4]] + 12 * c[s[3]] + 144 * c[s[2]] + 1728 * c[s[1]] + 20736 * c[s[0]]); | ^ main.cpp:17:75: warning: array subscript has type 'char' [-Wchar-subscripts] 17 | v.push_back(c[s[4]] + 12 * c[s[3]] + 144 * c[s[2]] + 1728 * c[s[1]] + 20736 * c[s[0]]); | ^ main.cpp:17:93: warning: array subscript has type 'char' [-Wchar-subscripts] 17 | v.push_back(c[s[4]] + 12 * c[s[3]] + 144 * c[s[2]] + 1728 * c[s[1]] + 20736 * c[s[0]]); | ^ main.cpp:21:19: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare] 21 | for (int i=0;i<v.size();i++){ | ~^~~~~~~~~