fin=open("input1.txt","r")
a=int(fin.readline())
b=int(fin.readline())
c=int(fin.readline())
fout=open("output.txt","w")
if a<=b:
      fout.write(str(0))
if b<=b:
      fout.write(str(17))
if c<=b:
    fout.write(str(0))
fin.close()
fout.close()