ABC 158 C

S = input().split()
[A,B] = [int(i) for i in S]

Alow = A*100//8
Ahi  = (A+1)*100//8

Blow = B*100//10
Bhi  = (B+1)*100//10

#print(Alow,Ahi,Blow,Bhi)

Aran = [i for i in range(Alow,Ahi+1) if int(i*0.08) == A]
Bran = [i for i in range(Blow,Bhi+1) if int(i*0.10) == B]


resRan = sorted(list(set(Aran) & set(Bran)))
#print(resRan)
if len(resRan) !=0:
  print(resRan[0])
else:
  print(-1)

S = input().split()
[A,B] = [int(i) for i in S]

Alow = A*100//8
Ahi  = (A+1)*100//8

Blow = B*100//10
Bhi  = (B+1)*100//10

#print(Alow,Ahi,Blow,Bhi)

Aran = [i for i in range(Alow,Ahi+1) if int(i*0.08) == A]
Bran = [i for i in range(Blow,Bhi+1) if int(i*0.10) == B]


resRan = sorted(list(set(Aran) & set(Bran)))
#print(resRan)
if len(resRan) !=0:
  print(resRan[0])
else:
  print(-1)

うーん。焦ってるとこれぐらいのことも思いつかないもんだなぁ。

S = input().split()

[A,B] = [int(i) for i in S]

Alow = A*100//8

Ahi  = (A+1)*100//8

Blow = B*100//10

Bhi  = (B+1)*100//10

Aran = [i for i in range(Alow,Ahi+1) if int(i*0.08) == A]

Bran = [i for i in range(Blow,Bhi+1) if int(i*0.10) == B]

resRan = sorted(list(set(Aran) & set(Bran)))

if len(resRan) !=0:

  print(resRan[0])

else:

  print(-1)