Compilare: main.cpp: In function 'void dfs(int, int)': main.cpp:69:76: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 69 | h[v][i] = (h[v][i - 1] + 1ll * h[lift[v][i - 1]][i - 1] * p[1 << i - 1]) % Mod; | ~~^~~ main.cpp: In function 'void sparse()': main.cpp:79:45: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 79 | int ii = (1 << i) - 1, jj = (1 << i - 1); | ~~^~~