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- struct record //数据元素类型定义
- {
- int key;
- int others;
- }
-
- int Bisearch(struct record r[],int k)
- {
- int l=0,r=n-1;
- while(l<=r)
- {
- mid=(l+r>>1)
- if(r[mid].key==k) return mid+1;
- else if(r.[mid].key>k) r=mid-1;
- else l=mid+1;
- }
- }

- int Bisearch(a[],int k)
- {
- int l=0,r=n-1;
- while(l<=r)
- {
- mid=(l+r>>1)
- if(a[mid]==k) return mid+1;
- else if(a[mid]>k) r=mid-1;
- else l=mid+1;
- }
- }
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