1分2分5分10分

vector<int> result;
int money[4]={1,2,5,10};
void dfs(int total,int index){
	if(total==0){
		for(int i=0;i<result.size();++i){
			cout<<result[i]<<" ";
		}
		cout<<endl;
		return ;
	}
	else if(total<0)
		return ;
	else{
		for(int i=index;i<4;++i){
			result.push_back(money[i]);
			dfs(total-money[i],i);
			result.pop_back();
		}
	}	
}

  

原文地址:https://www.cnblogs.com/whutqueqiaoxian/p/4776836.html