del_itor.cpp

01背包问题最简单实现

#include <iostream>
#include <vector>
using namespace std;
void print(vector<int>);
int main()
{
	vector<int> array;
	array.push_back(1);
	array.push_back(6);
	array.push_back(6);
	array.push_back(3);
	vector<int>::iterator itor;
	vector<int>::iterator itor2;
	itor=array.begin();
	for (itor=array.begin();itor!=array.end();)
	{
		
		if (6==*itor)
		{
			cout<<"\n Vector is : "<<*itor<<endl;
			itor2=itor;
			array.erase(itor2);
			cout<<"\n Vector after erase is : "<<*itor2<<endl;
			itor--;
		}
		itor++;
	}
	print(array);

	return 0;
}

void print(vector<int> v)
{
	cout<<"\n Vector size is : "<<v.size()<<endl;
	vector<int>::iterator p=v.begin();
}