Compilare: main.cpp: In function 'int main()': main.cpp:210:40: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for ( int k = 0; k < ans2.size(); k++ ) ~~^~~~~~~~~~~~~ main.cpp:183:12: warning: suggest explicit braces to avoid ambiguous 'else' [-Wparentheses] if ( dp[i].cost == costMinim ) ^ main.cpp: In function 'bool comp(std::vector<int>, std::vector<int>)': main.cpp:27:1: warning: control reaches end of non-void function [-Wreturn-type] } ^