Compilare: user.cpp: In function ‘void make_rmq()’: user.cpp:38:72: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] rmq[la-1][lb-1][i][max(1, j-(1<<lb-1))], ^ user.cpp:39:69: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] rmq[la-1][lb-1][max(1, i-(1<<la-1))][j], ^ user.cpp:40:69: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] rmq[la-1][lb-1][max(1, i-(1<<la-1))][max(1, j-(1<<lb-1))] ); } } } } } ^ user.cpp:40:90: warning: suggest parentheses around ‘-’ inside ‘<<’ [-Wparentheses] rmq[la-1][lb-1][max(1, i-(1<<la-1))][max(1, j-(1<<lb-1))] ); } } } } } ^ user.cpp: In function ‘int main()’: user.cpp:72:17: warning: suggest parentheses around ‘+’ inside ‘>>’ [-Wparentheses] fi >> mx+1; ^