Compilare: main.cpp: In function 'int main()': main.cpp:90:39: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 90 | if (((i - 1) << 1) & mask == 0) | ~~~~~^~~~ main.cpp:93:47: warning: suggest parentheses around comparison in operand of '&' [-Wparentheses] 93 | if (((j - 1) << 1) & mask != 0) | ~~~~~^~~~ main.cpp:95:61: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 95 | dp[mask][i] = min(dp[mask ^ (1 << j - 1)][j] + dist[i][prieteni[j]], dp[mask][i]); | ~~^~~