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  1. /* package whatever; // don't place package name! */
  2.  
  3. import java.util.*;
  4. import java.lang.*;
  5. import java.io.*;
  6.  
  7.  
  8. public class Main 
  9. {
  10. 	public static void main (String[] args) 
  11. 	{   
  12. 		Scanner scanner = new Scanner (System.in);
  13.  
  14. 		int n = scanner.nextInt();
  15. 		int m = scanner.nextInt();
  16.  
  17. 		int [][] A = new int [1000] [1000];
  18.  
  19. 		for (int i = 1; i <= m; i++) {
  20.  
  21.             int x, y;
  22.             x = scanner.nextInt();
  23.             y = scanner.nextInt();
  24.             A[x][y] = 1;
  25.             A[y][x] = 1;
  26.         }
  27.  
  28.         for (int i = 0; i < n; i++) {
  29.             int c = 0;
  30.             for (int j = 0; j < n; j++) {
  31.                 if (A[i][j] == 1) {
  32.                     c++;
  33.                 }
  34.             }
  35.             System.out.println(i + " " + c);
  36.         }
  37. 	}
  38. }
Success #stdin #stdout 0.18s 62900KB
comments (?)
stdin
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5 4 
0 1 
1 2 
2 3 
4 2
stdout
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0 1
1 2
2 3
3 1
4 1
https://ideone.com/FaMBhY
language:
Java (HotSpot 12)
created:
2 days ago
visibility:
public

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