stllist.cpp

来自「压缩包里有教材<<C++模式设计-基于QT4开源跨平台开发框架&gt」· C++ 代码 · 共 28 行

//  Filename:  STLlist.cpp
#include <iostream>
#include <list>                                   //list container
#include <numeric>                                //for accumulate
using namespace std;
//using an iterator to traverse lst
void display(const list<double> &lst) {
    list<double>::const_iterator p;
    for (p = lst.begin(); p !=lst.end(); ++p)
        cout << *p << '\t';
    cout << endl;
}


int main() {
    double w[4] = {0.9, 0.8, 88, -99.99};
    list<double> z;
    for (int i = 0; i < 4; ++i)
        z.push_front(w[i]);
    display(z);
    z.sort();
    display(z);
    cout << "sum is "
         << accumulate(z.begin(), z.end(), 0.0)
         << endl;
    return 0;
}