Compilare: main.cpp: In function 'int main()': main.cpp:105:27: warning: array subscript has type 'char' [-Wchar-subscripts] cost+=codify[c]+codify[d]*5+codify[e]*25+codify[f]*125; ^ main.cpp:105:37: warning: array subscript has type 'char' [-Wchar-subscripts] cost+=codify[c]+codify[d]*5+codify[e]*25+codify[f]*125; ^ main.cpp:105:49: warning: array subscript has type 'char' [-Wchar-subscripts] cost+=codify[c]+codify[d]*5+codify[e]*25+codify[f]*125; ^ main.cpp:105:62: warning: array subscript has type 'char' [-Wchar-subscripts] cost+=codify[c]+codify[d]*5+codify[e]*25+codify[f]*125; ^ main.cpp:115:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<apm.size();++i) ~^~~~~~~~~~~ main.cpp:146:27: warning: array subscript has type 'char' [-Wchar-subscripts] cost+=codify[c]+codify[d]*5+codify[e]*25+codify[f]*125; ^ main.cpp:146:37: warning: array subscript has type 'char' [-Wchar-subscripts] cost+=codify[c]+codify[d]*5+codify[e]*25+codify[f]*125; ^ main.cpp:146:49: warning: array subscript has type 'char' [-Wchar-subscripts] cost+=codify[c]+codify[d]*5+codify[e]*25+codify[f]*125; ^ main.cpp:146:62: warning: array subscript has type 'char' [-Wchar-subscripts] cost+=codify[c]+codify[d]*5+codify[e]*25+codify[f]*125; ^ main.cpp:156:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (i=0;i<apm.size();++i) ~^~~~~~~~~~~