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1 #include 
     
       2 #include 
      
        3  4 using namespace std; 5  6 int main() 7 { 8     vector
       
         ivec1, ivec2; 9     int ival,iva2;10 11     cout<<"Enter numbers for vector1(-1 to end): "<
        
         > ival;13     while (ival != -1)14     {15         ivec1.push_back(ival);16         cin >> ival;17     }18     cout<<"Enter numbers for vector2(-1 to end): "<
         
          > iva2;20     while (iva2 != -1)21     {22         ivec2.push_back(iva2);23         cin >> iva2;24     }25 26     if (ivec1.size() != ivec2.size())27         cout<<"Vector1 is not equal to vector2."<
          

::iterator iter1, iter2;33 iter1 = ivec1.begin();34 iter2 = ivec2.begin();35 while (iter1 != ivec1.end() && iter2 != ivec2.end()36 && *iter1 == *iter2)37 {38 ++iter1;39 ++iter2;40 }41 if(iter1 == ivec1.end())42 cout<<"Vector1 is equal to vector2."<