Compilare: user.cpp: In function ‘void Solve(int, int)’: user.cpp:20:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<p[l].size();i++) ^ user.cpp: In function ‘int Value(int)’: user.cpp:30:23: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(i=0;i<p[l].size();i++) ^ user.cpp: In function ‘int main()’: user.cpp:65:9: warning: unused variable ‘j’ [-Wunused-variable] { int i,j,l,r,mn; ^ user.cpp:65:11: warning: unused variable ‘l’ [-Wunused-variable] { int i,j,l,r,mn; ^ user.cpp:65:13: warning: unused variable ‘r’ [-Wunused-variable] { int i,j,l,r,mn; ^ user.cpp:65:15: warning: unused variable ‘mn’ [-Wunused-variable] { int i,j,l,r,mn; ^ user.cpp: In function ‘int Value(int)’: user.cpp:33:1: warning: control reaches end of non-void function [-Wreturn-type] } ^