c语言中应用switch语句编程：输入1-7之间的任意数字，程序按照用户的输入输出相应的星期值！！ C语言编程题,从键盘输入任意3个数,按从小到大的顺序输出
\u8f93\u51651-7\u4e4b\u95f4\u4efb\u610f\u7684\u6570\u5b57,\u7a0b\u5e8f\u6309\u7167\u7528\u6237\u7684\u8f93\u5165\u8f93\u51fa\u5bf9\u5e94\u7684\u661f\u671f\u51e0\u7684\u82f1\u6587,\u7528switch....case\u7ed3\u6784, (\u8c22\u8c22)#include
# include
# include
main()
{
char choose='\0',yes_no='\0';
do{
system("cls"); //\u6e05\u5c4f
printf("\u8bf7\u8f93\u51650~7\u4e2d\u7684\u4e00\u4e2a\u6570\u5b57: \n ");
choose=getche();
printf("\n");
switch(choose)
{
case'1':printf("\n Monday\n");break;
case'2':printf("\n Tuesday\n");break;
case'3':printf("\n Wednesday\n");break;
case'4':printf("\n Thursday\n");break;
case'5':printf("\n Friday\n");break;
case'6':printf("\n Saturday\n");break;
case'7':printf("\n Sunday\n");break;
case'0':break;
default:printf(" %c\u4e3a\u975e\u6cd5\u9009\u9879!\n",choose);
}
if(choose=='0')
break;
printf("\n \u8981\u7ee7\u7eed\u8f93\u5165\u6570\u5b57\u5417\uff08Y/N\uff09?\n");
do{
yes_no=getch();
}while(yes_no!='Y'&&yes_no!='y'&&yes_no!='N'&&yes_no!='n');
}while(yes_no=='Y'||yes_no=='y');
}
\u4ee3\u78011.
// \u8f93\u51653\u4e2a\u6570\uff0c\u8981\u6c42\u6309\u4ece\u5c0f\u5230\u5927\u987a\u5e8f\u8f93\u51fa #include int main() { int a,b,c,t; printf("\u8bf7\u8f93\u5165\u4e09\u4e2a\u6570\uff1a"); scanf("%d%d%d",&a,&b,&c); if(a > b) { t = a; a = b; b = t; } if(a > c) { t = a; a = c; c = t; } if(b > c) { t = b; b = c; c = t; } printf("\u4ece\u5c0f\u5230\u5927\u7684\u987a\u5e8f\u662f\uff1a%d %d %d\n",a,b,c); return 0; }\u4ee3\u78012.
\u8f93\u51653\u4e2a\u5b57\u7b26\u4e32\uff0c\u6309\u4ece\u5c0f\u5230\u5927\u987a\u5e8f\u8f93\u51fa\u3002 //\u5148\u7528\u7a0b\u5e8f\u5bf9\u4e09\u4e2a\u6570\u8fdb\u884c\u4ece\u5c0f\u5230\u5927\u6392\u5e8f\uff0c\u7136\u540e\u4fee\u6539\u7a0b\u5e8f#include#includeint main(){void swap(char *pt1,char *pt2); char a[20],b[20],c[20]; char *p1,*p2,*p3; printf("\u8bf7\u8f93\u5165\u4e09\u4e2a\u5b57\u7b26\u4e32:"); gets(a); gets(b); gets(c); //\u6216\u7528scanf("%s,%s,%s",a,b,c); p1=&a[0];p2=&b[0];p3=&c[0];//\u4e09\u4e2a\u6307\u9488\u5206\u522b\u6307\u5411\u4e09\u4e2a\u5b57\u7b26\u6570\u7ec4 if(strcmp(*p1,*p2)>0)swap(p1,p2);//if(strcmp(a,b)>0)swap(a,b); //\u6bd4\u8f83\u4e24\u4e2a\u5b57\u7b26\u4e32\u7684\u5927\u5c0f\uff0c\u4e3a\u4ec0\u4e48\u7528\u524d\u4e00\u53e5\u7684\u65f6\u5019\u4f1a\u51fa\u73b0\u8b66\u544a\u5462 if(strcmp(a,c)>0)swap(a,c);//if(strcmp(*p1,*p3)>0)swap(*p1,*p3); if(strcmp(b,c)>0)swap(b,c);// if(strcmp(*p2,*p3)>0)swap(*p2,*p3); printf("\u7531\u5c0f\u5230\u5927\u6392\u5217\uff1a%s\n%s\n%s\n",a,b,c); return 0;}void swap(char *pt1,char *pt2){ char t[20]; strcpy(t,pt1); strcpy(pt1,pt2); strcpy(pt2,t);//t=*pt1;*pt1=*pt2;*pt2=t;}\u4ee3\u78013.
#include #include #define SIZE 3 #define LEN 50 int main(void) { char str[SIZE][LEN]; char (*pst)[LEN]=str; char temp[LEN]; int i,j; printf("Please enter 3 string.\n"); for(i=0;i<SIZE;i++) { fgets(*(pst+i),LEN,stdin); } printf("Befor sort:\n"); for(i=0;i<SIZE;i++) { fputs(*(pst+i),stdout); } for(i=0;i<SIZE-1;i++) for(j=i+1;j<SIZE;j++) { if(strcmp(*(pst+i),*(pst+j)) == 1) { strcpy(temp,*(pst+i)); strcpy(*(pst+i),*(pst+j)); strcpy(*(pst+j),temp); } } printf("After sort:\n"); for(i=0;i<SIZE;i++) { fputs(*(pst+i),stdout); } }
main()
{
int a;
printf("输入一个数:");
scanf("%d",&a);
switch(a)
{
case 1:printf("星期一\n");break;
case 2:printf("星期二\n");break;
case 3:printf("星期三\n");break;
case 4:printf("星期四\n");break;
case 5:printf("星期五\n");break;
case 6:printf("星期六\n");break;
case 7:printf("星期日\n");break;
default:printf("输入数字有误\n");break;
}
}
int n;
switch(n)
{
case 1:printf("今天是周一");break;
case 2:printf("今天是周二");break;
case 3:printf("今天是周三");break;
case 4:printf("今天是周四");break;
case 5:printf("今天是周五");break;
case 6:printf("今天是周六");break;
case 7:printf("今天是周日");break;
default:printf("输入星期错误");break;
｝
#include<stdio.h>
int main() {
int n;
printf("请输入星期数：\n");
scanf("%d",&n);
switch(n)
{
case 1:printf("今天是星期一\n");break;
case 2:printf("今天是星期二\n");break;
case 3:printf("今天是星期三\n");break;
case 4:printf("今天是星期四\n");break;
case 5:printf("今天是星期五\n");break;
case 6:printf("今天是星期六\n");break;
case 7:printf("今天是星期日\n");break;
default:printf("输入星期错误");break;
}
return 0;
}
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绛旓細杩欓鍏跺疄寰堢畝鍗曪紝浠ュ悗瑕佸浼氱嫭绔嬫濊冿紝甯屾湜浣犺兘婊℃剰銆 #include <stdio.h>int main(){ float a,b;int choice;while(1){ printf("璇疯緭鍏ヤ袱涓暟瀛楋紝褰撲换浣曟暟瀛椾负0鏃剁粨鏉:");scanf("%f %f",&a,&b);if (a*b == 0){ break;} printf("锛1锛夊仛鍔犳硶\n锛2锛夊仛涔樻硶\n锛3锛夊仛闄ゆ硶\n")...
