Compilare: user.cpp: In function ‘void preProces(char*)’: user.cpp:35:21: warning: array subscript has type ‘char’ [-Wchar-subscripts] table[pat[i]] = maxi(1,len-i-1); ^ user.cpp: In function ‘void BM()’: user.cpp:49:36: warning: array subscript has type ‘char’ [-Wchar-subscripts] if (table[text[i+j]]) ^ user.cpp:51:47: warning: array subscript has type ‘char’ [-Wchar-subscripts] nextstep = table[text[i+j]]; ^ user.cpp: In function ‘void read()’: user.cpp:26:25: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%s",pat); ^ user.cpp:27:26: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin,"%s",text); ^