Contest2037 - CSU Monthly 2013 Oct (problem F :ZZY and his little friends)
http://acm.csu.edu.cn/OnlineJudge/problem.php?cid=2037&pid=5
【题解】:
没想通这题暴力可以过。。。。
【code】:
1 #include<iostream> 2 #include<stdio.h> 3 #include<string.h> 4 using namespace std; 5 6 int arr[100010]; 7 8 int main() 9 { 10 int n,m; 11 while(~scanf("%d%d",&n,&m)) 12 { 13 int i,j; 14 for(i=0;i<n;i++) scanf("%d",arr+i); 15 for(i=0;i<n;i++) 16 { 17 for(j=i+1;j<n;j++) 18 { 19 if((arr[i]^arr[j])>m) 20 break; 21 } 22 if(j<n) break; 23 } 24 if(i<n) 25 { 26 puts("YES"); 27 } 28 else 29 { 30 puts("NO"); 31 } 32 } 33 return 0; 34 }