实现传感器数据质量评分（农业专用）

solve()

id=1 SOIL-A01 et=nan: score=100 grade=good
id=2 WS-001 et=nan: score=100 grade=good
id=3 FERT-A01 et=nan: score=100 grade=good
id=4 PEST-A01 et=nan: score=100 grade=good
id=5 SOIL-B02 et=nan: score=100 grade=good
id=6 SOIL-A03 et=out_of_range: score=50 grade=suspect
id=7 SOIL-A02 et=stuck_value: score=60 grade=suspect
id=8 SOIL-B01 et=clock_drift: score=70 grade=suspect
id=9 WS-001 et=missing_field: score=50 grade=suspect
id=10 FERT-A01 et=logic_conflict: score=40 grade=faulty
id=11 SOIL-X99 et=unknown_device: score=0 grade=faulty
id=12 SOIL-B03 et=nan: score=100 grade=good