1 import java.util.Scanner; 2  3 public class Solution 4 { 5     public static void main(String[] args) 6     { 7         Scanner input = new Scanner(System.in); 8  9         int n = input.nextInt();10         int limit = input.nextInt();11 12         int[][] borrowers = new int[n][n];13         14         for(int i = 0; i < n; i++)15         {16             borrowers[i][i] = input.nextInt();17             int volume = input.nextInt();18             int[] temp = new int[volume * 2];19             for(int j = 0; j < temp.length; j++)20                 temp[j] = input.nextInt();21             for(int j = 1; j < temp.length; j += 2)22                 borrowers[i][temp[j - 1]] = temp[j];23         }24 25         boolean existChange = false;26         while(true)27         {28             existChange = false;29             for(int i = 0; i < n; i++)30             {31                 int sum = 0;32                 for(int j = 0; j < n; j++)33                     sum += borrowers[i][j];34                 if(sum < limit)35                 {36                     System.out.println("Unsafe Bank -- " + i);37                     existChange = true;38                     for(int j = 0; j < n; j++)39                         if(j != i)40                             borrowers[j][i] = 0;41                 }42             }43             if(existChange == false)44                 break;45         }46     }47 }