Compilare: main.cpp: In function 'int main()': main.cpp:19:78: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] rmq[k][i][j] = max (max (rmq[k - 1][i][j], rmq[k - 1][i][j + (1 << k - 1)]), ~~^~~ main.cpp:20:57: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] max (rmq[k - 1][i + (1 << k - 1)][j], rmq[k - 1][i + (1 << k - 1)][j + (1 << k - 1)])); ~~^~~ main.cpp:20:90: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] max (rmq[k - 1][i + (1 << k - 1)][j], rmq[k - 1][i + (1 << k - 1)][j + (1 << k - 1)])); ~~^~~ main.cpp:20:108: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] max (rmq[k - 1][i + (1 << k - 1)][j], rmq[k - 1][i + (1 << k - 1)][j + (1 << k - 1)])); ~~^~~