Compilare: main.cpp: In function 'int main()': main.cpp:97:28: warning: comparison of integer expressions of different signedness: 'std::vector<long long int>::size_type' {aka 'long unsigned int'} and 'long long int' [-Wsign-compare] 97 | if (dp[1][0].size()<=k || dp[1][0][k]==0 && dp[1][1][k]==0) | ~~~~~~~~~~~~~~~^~~ main.cpp:97:50: warning: suggest parentheses around '&&' within '||' [-Wparentheses] 97 | if (dp[1][0].size()<=k || dp[1][0][k]==0 && dp[1][1][k]==0) main.cpp:85:17: warning: unused variable 'j' [-Wunused-variable] 85 | int n,i,j,u; | ^