Compilare: main.cpp: In function 'int enc(int, int)': main.cpp:15:18: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 15 | return ((1 << F - 1) - 1) ^ ((1 << F - i - 1) - 1) ^ ((1 << F - j - 1) - 1); | ~~^~~ main.cpp:15:43: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 15 | return ((1 << F - 1) - 1) ^ ((1 << F - i - 1) - 1) ^ ((1 << F - j - 1) - 1); | ~~~~~~^~~ main.cpp:15:68: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 15 | return ((1 << F - 1) - 1) ^ ((1 << F - i - 1) - 1) ^ ((1 << F - j - 1) - 1); | ~~~~~~^~~ main.cpp: In function 'int main()': main.cpp:38:29: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 38 | long long res = (1LL << (F - 1 << 1)); | ~~^~~ main.cpp:42:25: warning: suggest parentheses around '-' inside '<<' [-Wparentheses] 42 | int cnt = 1 << F - i - 1; | ~~~~~~^~~