Compilare: main.cpp: In function 'int main()': main.cpp:23:37: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 23 | if ((i & 1 << k - 1) > 0 && dp[i - (1 << k - 1)][j - 1] != -1) | ~~^~~ main.cpp:23:64: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 23 | if ((i & 1 << k - 1) > 0 && dp[i - (1 << k - 1)][j - 1] != -1) | ~~^~~ main.cpp:25:42: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 25 | else if ((i & 1 << k - 1) > 0 && dp[i - (1 << k - 1)][j] >= vec[i]) | ~~^~~ main.cpp:25:69: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 25 | else if ((i & 1 << k - 1) > 0 && dp[i - (1 << k - 1)][j] >= vec[i]) | ~~^~~ main.cpp:26:70: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 26 | dp[i][j] = std::max(dp[i][j], dp[i - (1 << k - 1)][j] - vec[k]); | ~~^~~