郝勇：基础编程题

金东洙的回答：

LZ想要的是这种答案吧。。。。 //-------------------------------第一题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" STRING GetString(STRING prompt); double GetReal(STRING prompt); int main() { double bookprice; STRING bookname; bookname=GetString("请输入字符串："); bookprice=GetReal("请输入实数："); printf("字符串为：%s\n",bookname); printf("实数为：%.2f\n",bookprice); } STRING GetString(STRING prompt) { STRING name; printf("%s",prompt); name=GetStringFromKeyboard(); return name; } double GetReal(STRING prompt) { double price; printf("%s",prompt); price=GetRealFromKeyboard(); return price; } //-------------------------------------第二题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" BOOL IsPrime(int n); int main() { int n; printf("请输入一个整数:"); scanf("%d",&n); if(n>2) if(IsPrime(n))printf("%d是素数\n",n); else printf("%d不是素数\n",n); else printf("数据非法\n"); return 0; } BOOL IsPrime(int n) { int i; for(i=2;i<n;i++) if(n%i= =0) return FALSE; return TRUE; } //--------------------------------第三题 #include <stdio.h> #define TRUE 1 int gcd(int x,int y); int main() { int m,n,max; printf("请输入两个正整数："); scanf("%d %d",&m,&n); max=gcd(m,n); printf("最大公约数为：%d\n",max); return 0; } int gcd(int x,int y) { int r; while(TRUE) { r=x%y; if(r==0)break; x=y; y=r; } return y; } //--------------------------------第四题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" typedef enum{sun,mon,tue,thi,wen,fri,sat}WEEKDAY;//定义枚举类型 int GetInteger(STRING prompt);//输入一下整数 int Count(int year,int month);//计算某年某月之前到2007年1月1日的天数 BOOL IsLeapYear(int n);//判断某年是否是闰年 int month_day(int year,int month);//计算某个月的天数 void print(int year,int month,int total);//打印某年某月的日历 void print1(WEEKDAY weekday);//打印某月的第1天 int main() { int year,month,total; year=GetInteger("please input year:"); if(year<2007) PrintErrorMessage(FALSE,"年份小于2007，错误\n"); month=GetInteger("please input month:"); total=Count(year,month); print(year,month,total); } int GetInteger(STRING prompt) { int t; printf("%s",prompt); t=GetIntegerFromKeyboard(); return t; } int Count(int year,int month) { int s,i; s=0; for(i=2007;i<year;i++) if(IsLeapYear(i))s+=366; else s+=365; for(i=1;i<month;i++) s+=month_day(year,i); return s; } BOOL IsLeapYear(int n) { return n%4==0&&n%100!=0||n%400==0; } int month_day(int year,int month) { int day; switch(month) { case 1: case 3: case 5: case 7: case 9: case 10: case 12:day=31;break; case 2:day=28+IsLeapYear(year);break; default:day=30; } return day; } void print(int year,int month,int total) { WEEKDAY weekday; const WEEKDAY first=mon; int i,day; printf("%d-%d canlendar\n",year,month); printf("-----------------------------------\n"); printf(" sun mon tue thi wen fri sat\n"); printf("-----------------------------------\n"); day=month_day(year,month); for(i=1;i<=day;i++) { weekday=(WEEKDAY)((total+i+first-1)%7); if(i==1)print1(weekday); else if(weekday==sat) printf("%4d\n",i); else printf("%4d",i); } printf("\n------------------------------------\n"); } void print1(WEEKDAY weekday) { if(weekday==0)printf("%4d",1); else if(weekday==1)printf("%8d",1); else if(weekday==2)printf("%12d",1); else if(weekday==3)printf("%16d",1); else if(weekday==4)printf("%20d",1); else if(weekday==5)printf("%24d",1); else if(weekday==6)printf("%28d\n",1); } //--------------------------------------- 上面的一些文件路径你自己改了，唉，其实我自己给你写的那些算法更好，。

杨嘉诚的回答：

LZ想要的是这种答案吧。。。。 //-------------------------------第一题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" STRING GetString(STRING prompt); double GetReal(STRING prompt); int main() { double bookprice; STRING bookname; bookname=GetString("请输入字符串："); bookprice=GetReal("请输入实数："); printf("字符串为：%s\n",bookname); printf("实数为：%.2f\n",bookprice); } STRING GetString(STRING prompt) { STRING name; printf("%s",prompt); name=GetStringFromKeyboard(); return name; } double GetReal(STRING prompt) { double price; printf("%s",prompt); price=GetRealFromKeyboard(); return price; } //-------------------------------------第二题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" BOOL IsPrime(int n); int main() { int n; printf("请输入一个整数:"); scanf("%d",&n); if(n>2) if(IsPrime(n))printf("%d是素数\n",n); else printf("%d不是素数\n",n); else printf("数据非法\n"); return 0; } BOOL IsPrime(int n) { int i; for(i=2;i<n;i++) if(n%i= =0) return FALSE; return TRUE; } //--------------------------------第三题 #include <stdio.h> #define TRUE 1 int gcd(int x,int y); int main() { int m,n,max; printf("请输入两个正整数："); scanf("%d %d",&m,&n); max=gcd(m,n); printf("最大公约数为：%d\n",max); return 0; } int gcd(int x,int y) { int r; while(TRUE) { r=x%y; if(r==0)break; x=y; y=r; } return y; } //--------------------------------第四题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" typedef enum{sun,mon,tue,thi,wen,fri,sat}WEEKDAY;//定义枚举类型 int GetInteger(STRING prompt);//输入一下整数 int Count(int year,int month);//计算某年某月之前到2007年1月1日的天数 BOOL IsLeapYear(int n);//判断某年是否是闰年 int month_day(int year,int month);//计算某个月的天数 void print(int year,int month,int total);//打印某年某月的日历 void print1(WEEKDAY weekday);//打印某月的第1天 int main() { int year,month,total; year=GetInteger("please input year:"); if(year<2007) PrintErrorMessage(FALSE,"年份小于2007，错误\n"); month=GetInteger("please input month:"); total=Count(year,month); print(year,month,total); } int GetInteger(STRING prompt) { int t; printf("%s",prompt); t=GetIntegerFromKeyboard(); return t; } int Count(int year,int month) { int s,i; s=0; for(i=2007;i<year;i++) if(IsLeapYear(i))s+=366; else s+=365; for(i=1;i<month;i++) s+=month_day(year,i); return s; } BOOL IsLeapYear(int n) { return n%4==0&&n%100!=0||n%400==0; } int month_day(int year,int month) { int day; switch(month) { case 1: case 3: case 5: case 7: case 9: case 10: case 12:day=31;break; case 2:day=28+IsLeapYear(year);break; default:day=30; } return day; } void print(int year,int month,int total) { WEEKDAY weekday; const WEEKDAY first=mon; int i,day; printf("%d-%d canlendar\n",year,month); printf("-----------------------------------\n"); printf(" sun mon tue thi wen fri sat\n"); printf("-----------------------------------\n"); day=month_day(year,month); for(i=1;i<=day;i++) { weekday=(WEEKDAY)((total+i+first-1)%7); if(i==1)print1(weekday); else if(weekday==sat) printf("%4d\n",i); else printf("%4d",i); } printf("\n------------------------------------\n"); } void print1(WEEKDAY weekday) { if(weekday==0)printf("%4d",1); else if(weekday==1)printf("%8d",1); else if(weekday==2)printf("%12d",1); else if(weekday==3)printf("%16d",1); else if(weekday==4)printf("%20d",1); else if(weekday==5)printf("%24d",1); else if(weekday==6)printf("%28d\n",1); } //--------------------------------------- 上面的一些文件路径你自己改了，唉，其实我自己给你写的那些算法更好，。

杨永亮的回答：

LZ想要的是这种答案吧。。。。 //-------------------------------第一题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" STRING GetString(STRING prompt); double GetReal(STRING prompt); int main() { double bookprice; STRING bookname; bookname=GetString("请输入字符串："); bookprice=GetReal("请输入实数："); printf("字符串为：%s\n",bookname); printf("实数为：%.2f\n",bookprice); } STRING GetString(STRING prompt) { STRING name; printf("%s",prompt); name=GetStringFromKeyboard(); return name; } double GetReal(STRING prompt) { double price; printf("%s",prompt); price=GetRealFromKeyboard(); return price; } //-------------------------------------第二题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" BOOL IsPrime(int n); int main() { int n; printf("请输入一个整数:"); scanf("%d",&n); if(n>2) if(IsPrime(n))printf("%d是素数\n",n); else printf("%d不是素数\n",n); else printf("数据非法\n"); return 0; } BOOL IsPrime(int n) { int i; for(i=2;i<n;i++) if(n%i= =0) return FALSE; return TRUE; } //--------------------------------第三题 #include <stdio.h> #define TRUE 1 int gcd(int x,int y); int main() { int m,n,max; printf("请输入两个正整数："); scanf("%d %d",&m,&n); max=gcd(m,n); printf("最大公约数为：%d\n",max); return 0; } int gcd(int x,int y) { int r; while(TRUE) { r=x%y; if(r==0)break; x=y; y=r; } return y; } //--------------------------------第四题 #include <stdio.h> #include "e:\myc\zylib\zylib.h" typedef enum{sun,mon,tue,thi,wen,fri,sat}WEEKDAY;//定义枚举类型 int GetInteger(STRING prompt);//输入一下整数 int Count(int year,int month);//计算某年某月之前到2007年1月1日的天数 BOOL IsLeapYear(int n);//判断某年是否是闰年 int month_day(int year,int month);//计算某个月的天数 void print(int year,int month,int total);//打印某年某月的日历 void print1(WEEKDAY weekday);//打印某月的第1天 int main() { int year,month,total; year=GetInteger("please input year:"); if(year<2007) PrintErrorMessage(FALSE,"年份小于2007，错误\n"); month=GetInteger("please input month:"); total=Count(year,month); print(year,month,total); } int GetInteger(STRING prompt) { int t; printf("%s",prompt); t=GetIntegerFromKeyboard(); return t; } int Count(int year,int month) { int s,i; s=0; for(i=2007;i<year;i++) if(IsLeapYear(i))s+=366; else s+=365; for(i=1;i<month;i++) s+=month_day(year,i); return s; } BOOL IsLeapYear(int n) { return n%4==0&&n%100!=0||n%400==0; } int month_day(int year,int month) { int day; switch(month) { case 1: case 3: case 5: case 7: case 9: case 10: case 12:day=31;break; case 2:day=28+IsLeapYear(year);break; default:day=30; } return day; } void print(int year,int month,int total) { WEEKDAY weekday; const WEEKDAY first=mon; int i,day; printf("%d-%d canlendar\n",year,month); printf("-----------------------------------\n"); printf(" sun mon tue thi wen fri sat\n"); printf("-----------------------------------\n"); day=month_day(year,month); for(i=1;i<=day;i++) { weekday=(WEEKDAY)((total+i+first-1)%7); if(i==1)print1(weekday); else if(weekday==sat) printf("%4d\n",i); else printf("%4d",i); } printf("\n------------------------------------\n"); } void print1(WEEKDAY weekday) { if(weekday==0)printf("%4d",1); else if(weekday==1)printf("%8d",1); else if(weekday==2)printf("%12d",1); else if(weekday==3)printf("%16d",1); else if(weekday==4)printf("%20d",1); else if(weekday==5)printf("%24d",1); else if(weekday==6)printf("%28d\n",1); } //--------------------------------------- 上面的一些文件路径你自己改了，唉，其实我自己给你写的那些算法更好，。