= 0.8: print("B") elif sf >= 0.7: print("C") elif sf >= 0.6: print("D") elif sf < 0.6: print("F") else: print("error")" /> = 0.8: print("B") elif sf >= 0.7: print("C") elif sf >= 0.6: print("D") elif sf < 0.6: print("F") else: print("error")" />