Compilare: main.cpp: In function 'void rec(int, int)': main.cpp:51:49: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=L[Prv[conf][poz].second][poz]+1; i<S[poz].size(); i++) ~^~~~~~~~~~~~~~ main.cpp: In function 'int main()': main.cpp:97:50: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(Dp[conf^(1<<j)][j]>Dp[conf][i]+S[j+1].size()-1-L[i+1][j+1]) ~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~