Compilare: user.cpp: In function ‘int main()’: user.cpp:27:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<B.size();++i) ^ user.cpp:34:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<B.size();++i) ^ user.cpp:37:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(B[i]>=k1&&i==B.size()-1)contor = contor + B[i]+1 - k1; ^ user.cpp:40:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<A.size();++i) ^ user.cpp:49:30: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=0;i<B.size();++i) ^ user.cpp:56:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] for(int i=1;i<B.size();++i) ^ user.cpp:59:39: warning: comparison between signed and unsigned integer expressions [-Wsign-compare] else if(B[i]>=k2&&i==B.size()-1)contor = contor + B[i]+1 - k2; ^