考试C试卷A2010-1-10编程答案.doc

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1、1、哥德巴赫猜想思路：偶数和奇数分别判定#includeintisprime(intn)//判定素数函数，如果素数返回1，否则返回0{for(inti=2;i

2、(inti=3;i

3、stream.h>constintN=5;structdate{intyear;intmonth;intday;}calendar[N];voidsort_calendar(date[],int);voidswap(date&,date&);voidmain(){charch;intday,mon,year;longsum;cout<<"pleaseinputcatelogofcalendar:";cin>>ch;if((ch=='H')

4、

5、(ch=='h')){for(inti=0;i>calendar[i].day

6、>>calendar[i].month>>calendar[i].year;day=calendar[i].day;mon=calendar[i].month;year=calendar[i].year;sum=day+mon*20+year*365;year=sum/260;sum=sum%260;mon=sum/20;day=sum%20;calendar[i].day=day;calendar[i].month=mon;calendar[i].year=year;}cout<<"OutputcalendarofTzolk'in"<

7、dl;}else{if((ch=='T')

8、

9、(ch=='t')){for(inti=0;i>calendar[i].day>>calendar[i].month>>calendar[i].year;day=calendar[i].day;mon=calendar[i].month;year=calendar[i].year;sum=day+mon*20+year*260;year=sum/365;sum=sum%365;mon=sum/20;day=sum%20;calendar[i].day=day;calenda

10、r[i].month=mon;calendar[i].year=year;}cout<<"OutputcalendarofHaab'"<

11、/voidsort_calendar(dated[],intn){for(inti=0;ii;j--){if(d[j].year

12、}}}}}}}///////////////////////////////////////////////////voidswap(date&y1,date&y2