Compilare: user.cpp: In function ‘long long int bin_search(long long int, long long int)’: user.cpp:55:23: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] middle = left + right >> 1; ^ user.cpp: In function ‘int main()’: user.cpp:71:26: warning: format ‘%d’ expects argument of type ‘int*’, but argument 2 has type ‘long long int*’ [-Wformat=] scanf ("%d%d", &N, &M); ^ user.cpp:71:26: warning: format ‘%d’ expects argument of type ‘int*’, but argument 3 has type ‘long long int*’ [-Wformat=] user.cpp: In function ‘long long int bin_search(long long int, long long int)’: user.cpp:62:12: warning: ‘best’ may be used uninitialized in this function [-Wmaybe-uninitialized] return best; ^