c_cpp 比较矢量

Posted 2021-05-14

#include <iostream>
#include <vector>

int main ()
{
  std::vector<int> v1 = {1,2,3,4};
  std::vector<int> v2 = {1,2,3};
  
  bool is_equal = false;
  if (v1.size() == v2.size())
      is_equal = std::equal(v2.begin(), v2.end(), v1.begin());
    
  std::cout<<"std::equal: "<< is_equal <<'\n';
}