*/ * Copyright (c) 2016,烟台大学计算机与控制工程学院 * All rights reserved. * 文件名:text.cpp * 作者:常轩 * 微信公众号:Worldhello * 完成日期:2016年6月9日 * 版本号:V1.0 * 问题描述:洗牌 * 程序输入:无 * 程序输出:见运行结果 */ #include<iostream> #include<ctime> #include<list> #include<vector> #include<iterator> #include<cstdlib> using namespace std; typedef vector<int> IntVector; typedef unsigned int VIndex; void vectorShuffle(IntVector &unshuffled,IntVector &shuffled) { VIndex p,size=unshuffled.size(); while(size) { p=rand()%size--; shuffled.push_back(unshuffled[p]); unshuffled.erase(unshuffled.begin()+p); } } int main() { ostream_iterator<int>os(cout," "); srand(time(NULL)); IntVector c,sc; for(VIndex i=1;i<=54;i++) { c.push_back(i); } cout<<"Before Shuffled"<<endl; copy(c.begin(),c.end(),os); cout<<endl; vectorShuffle(c,sc); cout<<" After Shuffled"<<endl; copy(sc.begin(),sc.end(),os); cout<<endl<<endl; return 0; }
运行结果: