中兴笔试精华汇总
1>某人在某个市场某个商家买了某台电脑,请用你熟悉的计算机语言表达出里面的关系.
其中有商家类，买家类，商品类。还要有买方法，卖方法。
2>一个完整的单例模式
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请画出UML图
排序及查找方法
#include
#include
#define N 11
/*用监视哨查找*/
int search(int array[],int n,int k)
{int i;
i=n-1;
array[0]=k;
while(array[i]!=k) i--;
return(i);
}
/*折半查找法*/
int halfsearch(int array[],int n,int k)
{int i,j,mid;
i=1;j=n;
while(i<=j)
{mid=(i+j)/2;
if(k==array[mid]) return(mid);
else if(k
else i=mid+1;
}
return(0);
}
/*冒泡排序法*/
void mpsort(int array[])
{int i,j,a;
a=0;
for(i=1;i
for(j=i+1;j
if(array[i]>array[j])
{a=array[i];
array[i]=array[j];
array[j]=a;}
}
/*直接插入排序*/
void insertsort(int array[])
{int i,j;
for(i=2;i
{array[0]=array[i];
j=i-1;
while(array[0]
{array[j+1]=array[j--];
array[j+1]=array[0];
}
}
}
/*建立*/
void creat(int array[])
{int i;
printf("enter the array:\n");
for(i=1;i
scanf("%d",&array[i]);
}
/*显示*/
void print(int array[])
{int i;
printf("The numbers after sort is:\n");
for(i=1;i
printf("%d ",array[i]);
printf("\n");
}
main()
{int a[11],i,x,chang;
/*printf("enter the array\n");
for(i=1;i<11;i++)
scanf("%d",&a[i]);*/
aga:
printf("\nchang:1: use watching method finding\n 2:use half method finding\n 3: use directness intsert method sort\n 4:use bubble up method sort\n 5:exit\n");
scanf("%d",&chang);
switch (chang)
{case 1:
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{creat(a);
printf("Please int the search number:\n");
scanf("%d",&x);
printf("The number station is:%d\n",search(a,N,x));
goto aga;
}
case 2:
{ creat(a);
insertsort(a);
print(a);
printf("Please int the search number:\n");
scanf("%d",&x);
printf("The number station is:%d\n",halfsearch(a,N,x));
goto aga;
}
case 3:
{creat(a);
insertsort(a);
print(a);
goto aga;
}
case 4:
{creat(a);
mpsort(a);
print(a);
goto aga;
}
case 5:{ printf("exit!\n");break;}