C++primer plus 第九章习题

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#ifndef GOLF_H_#define GOLF_H_const int len = 40;struct golf{<span style="white-space:pre"></span>char fullname[len];int handicap;};void setgolf(golf &g, const char* name, int hc);int setgolf(golf &g);void handicap(golf &g, int hc);void showgolf(const golf &g);#endif

#include<iostream>#include"golf.h"//第九章int main(){using namespace std;golf team[3];int i;for (i = 0; i < 3; i++){if (setgolf(team[i]) == 0)break;}for (int j = 0; j < i; j++){showgolf(team[j]);}golf ann;setgolf(ann, "ann bridfree", 5);showgolf(ann);handicap(ann, 3);showgolf(ann);system("pause");return 0;}

#include<iostream>#include<stdlib.h>#include<string>using std::string;using std::cin;using std::cout;using std::endl;void strcount(string str);int main(){string input;cout << "Enter line:";getline(cin, input);while (input != ""){strcount(input);cout << "Enter next line:";getline(cin, input);}cout << "Bye!"<<endl;}void strcount(string str){static int total = 0;int count = 0;cout << "\"" << str << "\"contains ";count=str.size();total += count;cout << count << " characters, ";cout << total << " characters total\n";}

#include<iostream>#include<stdlib.h>#include<cstring>struct chaff{char dross[20];int slag;};const int BUF = 60;char buf[BUF];int main(){using namespace std;chaff *pc = new(buf)chaff[2];strcpy_s(pc[0].dross, "fpoo");pc[0].slag = 1;strcpy_s(pc[1].dross, "mmpoo");pc[1].slag = 2;for (int i = 0; i < 2; i++){cout << pc[i].dross << ":" << pc[i].slag << endl;}system("pause");return 0;}

</pre><pre name="code" class="cpp">namespace SALES{const int QUARTERS = 4;struct Sales{double sales[QUARTERS];double average;double max;double min;};void setSales(Sales &s, const double ar[], int n);void setSales(Sales &s);void showSales(const Sales &s);}

#include<iostream>#include<stdlib.h>#include<cstring>#include"golf.h"int main(){using namespace SALES;Sales s1;double salesList[] = { 11.2, 11.3, 11.4, 11.5, 11.6 };setSales(s1, salesList, sizeof(salesList) / sizeof(double));showSales(s1);Sales s2;setSales(s2);showSales(s2);system("pause");return 0;}

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