Compilare: main.cpp: In function 'void init(trie*, int, int)': main.cpp:78:8: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if (j == c[ind].size()) ~~^~~~~~~~~~~~~~~~ main.cpp:81:42: warning: array subscript has type 'char' [-Wchar-subscripts] trie *x = cauta (nod -> f, bij[c[ind][j]]); ^ main.cpp:84:36: warning: array subscript has type 'char' [-Wchar-subscripts] x = pune (nod -> f, bij[c[ind][j]]); ^ main.cpp: In function 'void update(trie*, char*, int)': main.cpp:96:36: warning: array subscript has type 'char' [-Wchar-subscripts] update (cauta (nod -> f, bij[c[0]]), c+1, ind); ^ main.cpp: In function 'int query(trie*, char*)': main.cpp:105:38: warning: array subscript has type 'char' [-Wchar-subscripts] trie *x = cauta (nod -> f, bij[c[0]]); ^