Online Judge | Problem Set | Authors | Online Contests | User | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Web Board Home Page F.A.Qs Statistical Charts | Current Contest Past Contests Scheduled Contests Award Contest |
呵呵,数据不能保证把你的全部错误都测试出来的In Reply To:这是我的疑问 Posted by:acm1985 at 2006-04-28 11:23:42 > #include<stdio.h> > #include<math.h> > int main() > { > int n,c,num,i,j; > while(scanf("%d%d",&n,&c)!=EOF) > { > int arry[1001]={0}; > if(n==1) > { > printf("%d %d: 1\n\n",n,c); > continue; > } > num=0; > for(i=2;i<=sqrt(n);i++) > for(j=i*2;j<=n;j++) > if((j%i==0)&&(arry[j]==0)) > { > arry[j]=1; > num++; > } > num=n-num; > i=0; > for(j=1;j<=n;j++) > if(arry[j]==0) > arry[++i]=j; > printf("%d %d:",n,c); > if(c>=num) > for(i=1;i<=num;i++) > printf(" %d",arry[i]); > else if(num%2==0) > for(i=num/2-c+1;i<=num/2+c;i++) > printf(" %d",arry[i]); > else if(num%2==1) > for(i=num/2-c+2;i<=num/2+c;i++) > printf(" %d",arry[i]); > printf("\n\n"); > } > return 0; > } > 这个程序提交是AC的 > 但是输入 21 6 > 类似的数的话 > 结果是 > 0 1 2 3 5 7 11 13 17 19 1 > 结果不对啊 > 怎么还能AC呢????? > 疑问中 Followed by: Post your reply here: |
All Rights Reserved 2003-2013 Ying Fuchen,Xu Pengcheng,Xie Di
Any problem, Please Contact Administrator