Compilare: user.cpp:7:18: warning: suggest parentheses around ‘+’ inside ‘<<’ [-Wparentheses] #define LOGINF 1 << 6 ^ user.cpp:12:9: note: in expansion of macro ‘LOGINF’ i64 cnt[LOGINF + 1][2 * SIGMA + 1]; ^ user.cpp: In function ‘int main()’: user.cpp:78:41: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%d%d\n%s", &n, &q, v + 1); ^ user.cpp:97:28: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(fin, "%lld", &k); ^