STL删除元素

#include <iostream>
#include <vector>

int main()
{
    std::vector<int> vect;
    for(int i = 1; i <= 100; i++)
    {
        vect.push_back(i);
    }

    ///*
    int size = vect.size();
    for(unsigned int i = 0; i < size;)
    {
        if(vect[i] % 2 == 1)
        {
            vect.erase(vect.begin() + i);
            size--;
        }
        else
        {
            i++;
        }
    }
    //*/
    /*
    auto it = vect.begin();
    while(it != vect.end())
    {
        if(*it % 2 == 1)
        {
            vect.erase(it);
        }
        else
        {
            it++;
        }
    }
    */

    for(auto& item : vect)
    {
        std::cout<<"item:"<<item<<std::endl;
    }
int main()
{
    std::vector<int> vect;
    for(int i = 1; i <= 100; i++)
    {
        vect.push_back(i);
    }

    ///*
    int size = vect.size();
    for(unsigned int i = 0; i < size;)
    {
        if(vect[i] % 2 == 1)
        {
            vect.erase(vect.begin() + i);
            size--;
        }
        else
        {
            i++;
        }
    }
    //*/
    /*
    auto it = vect.begin();
    while(it != vect.end())
    {
        if(*it % 2 == 1)
        {
            vect.erase(it);
        }
        else
        {
            it++;
        }
    }
    */

    for(auto& item : vect)
    {
        std::cout<<"item:"<<item<<std::endl;
    }
}