Compilare: user.cpp: In function ‘int main()’: user.cpp:35:26: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(1+d[word[i][0]][0]>d[word[i][len]][0]){ ^ user.cpp:35:45: warning: array subscript has type ‘char’ [-Wchar-subscripts] if(1+d[word[i][0]][0]>d[word[i][len]][0]){ ^ user.cpp:36:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[word[i][len]][0]=1+d[word[i][0]][0]; ^ user.cpp:36:46: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[word[i][len]][0]=1+d[word[i][0]][0]; ^ user.cpp:37:33: warning: array subscript has type ‘char’ [-Wchar-subscripts] prec[i]=d[word[i][0]][1]; ^ user.cpp:38:27: warning: array subscript has type ‘char’ [-Wchar-subscripts] d[word[i][len]][1]=i; ^ user.cpp:21:29: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%s", word[0]); ^ user.cpp:24:33: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fi,"%s", word[i]); ^ user.cpp:49:13: warning: ‘j’ may be used uninitialized in this function [-Wmaybe-uninitialized] print(j); ^