Compilare: main.cpp: In function 'void findPoz()': main.cpp:13:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < b.size(); ++i) { ~~^~~~~~~~~~ main.cpp:14:20: warning: array subscript has type 'char' [-Wchar-subscripts] if (fv[b[i]] == 0) ^ main.cpp:16:16: warning: array subscript has type 'char' [-Wchar-subscripts] ok[b[i]] = true; ^ main.cpp:17:18: warning: array subscript has type 'char' [-Wchar-subscripts] ++fv[b[i]]; ^ main.cpp:18:19: warning: array subscript has type 'char' [-Wchar-subscripts] ++fv2[b[i]]; ^ main.cpp:24:19: warning: array subscript has type 'char' [-Wchar-subscripts] if (fv[lit] > 0) { ^ main.cpp:25:21: warning: array subscript has type 'char' [-Wchar-subscripts] --fv[lit]; ^ main.cpp:26:23: warning: array subscript has type 'char' [-Wchar-subscripts] if (fv[lit] == 0) ^ main.cpp: In function 'int main()': main.cpp:55:26: warning: array subscript has type 'char' [-Wchar-subscripts] ++ramase[a[i]]; ^ main.cpp:58:25: warning: array subscript has type 'char' [-Wchar-subscripts] --ramase[lit]; ^ main.cpp:59:24: warning: array subscript has type 'char' [-Wchar-subscripts] if (!ok[lit]) ^ main.cpp:64:39: warning: array subscript has type 'char' [-Wchar-subscripts] while (aux != "" && fv[lit] > 0 && lit < ultima && fv[ultima] + 1 <= ramase[ultima]) { ^ main.cpp:64:73: warning: array subscript has type 'char' [-Wchar-subscripts] while (aux != "" && fv[lit] > 0 && lit < ultima && fv[ultima] + 1 <= ramase[ultima]) { ^ main.cpp:64:95: warning: array subscript has type 'char' [-Wchar-subscripts] while (aux != "" && fv[lit] > 0 && lit < ultima && fv[ultima] + 1 <= ramase[ultima]) { ^ main.cpp:65:28: warning: array subscript has type 'char' [-Wchar-subscripts] ++fv[ultima]; ^ main.cpp:70:23: warning: array subscript has type 'char' [-Wchar-subscripts] if (fv[lit] > 0) { ^