Compilare: user.cpp: In function ‘void search(char*, char*, int*)’: user.cpp:43:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] s += (s + m < n) ? m - badchar[txt[s + m]] : 1; ^ user.cpp:46:38: warning: array subscript has type ‘char’ [-Wchar-subscripts] s += max(1, j - badchar[txt[s + j]]); ^ user.cpp: In function ‘int main()’: user.cpp:80:33: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for (int i = 0; i < strlen(txt); i++) { ^