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  1. t= int (input())
  2. if (t>=1) and (t<=100000) :
  3.     while (t>0) :
  4.         no=input()
  5.         e=no.split()
  6.         n=int (e[0])
  7.         m=int (e[1])
  8.         if(n>1) and (n<30) and (m>=1) and (m<=1000000000):
  9.             k=m**(1/n)
  10.             if (k==int(k)) :
  11.                 print (int(k))
  12.             else :
  13.                 print(k,-1)
  14.         else :
  15.             print(-1)
  16.         t=t-1
  17. else:
  18.     print(-1)
Success #stdin #stdout 0.02s 28384KB
comments (?)
stdin 
4
1 1
2 2
3 3
4 256
stdout 
-1
1.4142135623730951 -1
1.4422495703074083 -1
4
https://ideone.com/0PHoEN
language:
Python 3 (python  3.12)
created:
8 years ago
visibility:
public

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