Compilare: main.cpp: In function 'int main()': main.cpp:31:91: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] rmq[k][i][j] = std::max(std::max(rmq[k - 1][i][j], rmq[k - 1][i + (1 << k - 1)][j]), ~~^~~ main.cpp:32:76: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] std::max(rmq[k - 1][i][j + (1 << k - 1)], ~~^~~ main.cpp:33:73: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] rmq[k - 1][i + (1 << k - 1)][j + (1 << k - 1)])); ~~^~~ main.cpp:33:91: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] rmq[k - 1][i + (1 << k - 1)][j + (1 << k - 1)])); ~~^~~