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  1. import sys
  2. input=sys.stdin.readline
  3. T=int(input())
  4.  
  5. for _ in range(0,T):
  6.     N, K = list(map(int,input().split(" ")))
  7.  
  8.     onesum = 1 * (K - 1)
  9.     twosum = 2 * (K - 1)
  10.     oneremain = N - onesum
  11.     tworemain = N - twosum
  12.     if(oneremain < 0 and tworemain < 0):
  13.         print("NO")
  14.         continue
  15.     # remain 1 is also hole
  16.     if (tworemain % 2 == 0 and tworemain >= 0):
  17.         print("YES")
  18.         outstring = ""
  19.         for i in range(0,(K - 1)):
  20.             outstring += "2 "
  21.         if(tworemain == 0):
  22.             print(outstring.strip())
  23.         else:
  24.             outstring += str(tworemain)
  25.             print(outstring)
  26.         continue
  27.     elif (oneremain % 2 == 1 and oneremain > 0):
  28.         print("YES")
  29.         outstring = ""
  30.         for i in range(0,(K - 1)):
  31.             outstring += "1 "
  32.         outstring += str(oneremain)
  33.         print(outstring)
  34.         continue
  35.  
  36.     else:
  37.         print("NO")
Success #stdin #stdout 0.02s 9256KB
comments (?)
stdin
copy 
8
10 3
100 4
8 7
97 2
8 8
3 10
5 3
1000000000 9
stdout
copy 
YES
2 2 6
YES
2 2 2 94
NO
NO
YES
1 1 1 1 1 1 1 1
NO
YES
1 1 3
YES
2 2 2 2 2 2 2 2 999999984
https://ideone.com/7HskP0
language:
Python 3 (python  3.12)
created:
6 years ago
visibility:
public

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