Compilare: user.cpp: In function ‘long long int Query(int, int, int)’: user.cpp:32:52: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] return max(RMQ[type][x][left],RMQ[type][x][left-1<<x]); ^ user.cpp: In function ‘int main()’: user.cpp:39:23: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%d",&N); ^ user.cpp:42:32: warning: ignoring return value of ‘int fscanf(FILE*, const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result] fscanf(IN,"%lld",&v[i]); ^