4717: P8621 [蓝桥杯 2014 国 A] 供水设施
          Memory Limit:128 MB
          Time Limit:1.000 S
         
      
      
        
          Judge Style:Text Compare
          Creator:
      
      
          Submit:0
          Solved:0
      
Description
	 
	 
	 
Input

Output

Sample Input Copy
4 3 2
1 1 1
3 1 0
3 1 1Sample Output Copy
11HINT
