# 实践2

#include<stdio.h>
#include<math.h>
#include<stdlib.h>
#include<time.h>
int main()
{  char n;

while(n!=EOF)
{
n=getchar();
getchar();

switch(n)
{
case 'y':printf("wait\n");break;
case 'g':printf("go go go\n");break;
case 'r':printf("stop\n");break;
default:printf("something must be wrong/n");   	}

}
return 0;
}

#include <stdio.h>
#include <stdlib.h>
#include <time.h>
int main()
{
int n1,i,n2,flag=0;
printf("那一天会是你的lucky day\n");
printf("开始咯，有三次机会\n");
scanf("%d",&n1);
printf("\n");
srand(time(0));
n2=rand()%(30-1+1)+1;
for(i=1;i<=2;i++)
{  if(n1==n2)
{printf("太棒啦猜中了！\n");break;
flag=1;
}
if(n1>n2)
{printf("你猜的日期晚了\n");
scanf("%d",&n1);
}
if(n1<n2)
{printf("你猜的日期早了\n");
scanf("%d",&n1);
}
}
if(flag==0)
printf("三次机会都用完了呜呜呜\n");

return 0;
}

#include<stdio.h>
#include<stdlib.h>
#include<math.h>
int main()
{
int l=1,h=1;
while(h<10)
{
for(l;l<=h;l++)
{
printf("%d*%d=%d\t",l,h,l*h);}
printf("\n");
l=1;
h++;}

return 0;
}

#include<stdio.h>
#include<stdlib.h>
#include<math.h>
int main()
{
int l=1,h=1,n;
scanf("%d",&n);
n=2*n;
while(h<n)
{
for(l;l<=h;l++)
{
printf("\t");}
for(l;l<=n+1-h;l++)
{
printf(" o\t");}
printf("\n");
l=1;

for(l;l<=h;l++)
{
printf("\t");}
for(l;l<=n+1-h;l++)
{
printf("<H>\t");}
printf("\n");
l=1;
for(l;l<=h;l++)
{
printf("\t");}
for(l;l<=n+1-h;l++)
{
printf("I I\t");}
printf("\n");
l=1;

h++;}

return 0;
}


posted @ 2023-03-22 22:04  微笑王子  阅读(11)  评论(0编辑  收藏  举报