小明很喜欢数学,有一天他在做数学作业时,要求计算出9~16的和,他马上就写出了正确答案是100。但是他并不满足于此,他在想究竟有多少种连续的正数序列的和为100(至少包括两个数)。没多久,他就得到另一组连续正数和为100的序列:18,19,20,21,22。现在把问题交给你,你能不能也很快的找出所有和为S的连续正数序列? Good Luck!

// test20.cpp : 定义控制台应用程序的入口点。
//

#include "stdafx.h"
#include<iostream>
#include<vector>
#include<string>
#include<queue>
#include<stack>
#include<cstring>
#include<string.h>
#include<deque>

using namespace std;




class Solution {
public:
	vector<vector<int> > FindContinuousSequence(int sum) {
		int half = sum / 2 + 1;
		int result = 0;
		vector<int> group;
		vector<vector<int>> vec;
		for (int time = 1;time <= half;++time)
		{
			for (int num = time;num < sum;++num)
			{
				group.push_back(num);
				result += num;
				if (result == sum)
				{
					vec.push_back(group);
					group.clear();
					result = 0;
					break;
				}
				else if(result>sum)
				{
					group.clear();
					result = 0;
					break;
				}
				else
				{

				}
			}
		}
		return vec;
	}
};
int main()
{
	
	Solution so;
	vector<vector<int>> vec = so.FindContinuousSequence(1);
 
	for (auto it = vec.begin();it != vec.end();++it)
	{
		for (auto num = it->begin();num != it->end();++num)
		{
			cout << *num << "  ";
		}
		cout << endl;
	}
	
	
	cout << endl;
	return 0;
}