Compilare: user.c: In function ‘main’: user.c:55:21: warning: unused variable ‘k’ [-Wunused-variable] size_t i, j, t, k, match = 0; ^ user.c:56:10: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result] fgets(pattern, STRINGLENGTH, f); ^ user.c:62:10: warning: ignoring return value of ‘fgets’, declared with attribute warn_unused_result [-Wunused-result] fgets(text, STRINGLENGTH, f); ^