16 weeks (pointer call function)

/*
*copyright (c) 2014, College of Computer Science, Yantai University
*all rights reserved.
* File Name: 16 weeks (pointer call function)

* Wangzhong
* Completion Date: 2014.12.11

* Version Number: v1.0
*
* Problem Description: Input as prompted, call function via pointer, output

* Input Description: 1.2.3.4

* Program output: Output all kinds of

#include <iostream>using namespace std;void eat (); void sleep (); void  Hitdoudou (); void run (void (*f) ()); int Main () {    int ichoice;    do {        cout<< "Please select (1-eat; 2-sleep; 3-dozen; others-back)";        cin>>ichoice;        if (ichoice==1)            run (eat);        else if (ichoice==2)            run (sleep);        else if (ichoice==3)            run (Hitdoudou);        else if (ichoice==4) break            ;    }    while (true);    return 0;} void Eat () {    cout<< "I eat ..." <<ENDL;} void Sleep () {    cout<< "I sleep ..." <<ENDL;} void  Hitdoudou () {    cout<< "What can I do except play ..." <<ENDL;} void run (void (*f) ()) {    f ();}

16 weeks (pointer call function)