5154: P8649 [蓝桥杯 2017 省 B] k 倍区间
          Memory Limit:128 MB
          Time Limit:1.000 S
         
      
      
        
          Judge Style:Text Compare
          Creator:
      
      
          Submit:0
          Solved:0
      
Description

Input

Output

Sample Input Copy
5 2
1  
2  
3  
4  
5  Sample Output Copy
6