Compilare: user.cpp: In function ‘int hav(int)’: user.cpp:27:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<G[x].size();i++){ ^ user.cpp: In function ‘void split(int, int)’: user.cpp:37:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<F[x].size();i++){ ^ user.cpp:40:29: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<F[x].size();i++){ ^ user.cpp: In function ‘int src(int*, int, int)’: user.cpp:69:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] if(i+pas<Ch[id].size() && rquery(A,x,x+i+pas)==0) i+=pas; ^ user.cpp: In function ‘int main()’: user.cpp:102:37: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int j=0;j<=Ch[i].size()+4;j++) A[i][j]=0; ^