Chicken and rabbit cage

Describes the total number of chickens and rabbits known to be n and the total number of legs m. Enter n and m, output the number of chickens and rabbits in turn, and if no solution, output "no answer" (no quotation marks).

 

Input

The

first line enters a data A, representing the next few sets of data, in the next (a<10)
in line A, each row has an N and M. (0<m,n<100)

Output

output the number of chicken rabbits, or no answer

Sample input

214 3210 16

Sample output

2No Answer

1 Importjava.util.Arrays;2 ImportJava.util.Scanner;3 4  Public classMain {5      Public Static voidMain (string[] args) {6Scanner scanner=NewScanner (system.in);7         intT;8         intK;9         intN;Ten         intm; One          At=scanner.nextint (); -          for(k=0;k<t;k++){ -n=scanner.nextint (); them=scanner.nextint (); -              -             if(M>=2*n && (m-2*n)%2==0 && 4*n>=m && (4*n-m)%2==0) -System.out.println ((4*n-m)/2+ "" + (M-2*n)/2); +              -             Else +System.out.println ("No answer"); A         }     at     }     -}

Chicken and rabbit cage