676 B | 676 chars
def get_grade(height, weight):
if height < 140.1:
return 6
if height < 146:
return 5
if height < 159:
return 4
weight = weight * 10000
if height < 161:
if weight < 16 * height * height or weight >= 35 * height * height:
return 4
else:
return 3
if height < 204:
if weight < 16 * height * height or weight >= 35 * height * height:
return 4
if weight < 18.5 * height * height or weight >= 30 * height * height:
return 3
if weight < 20 * height * height or weight >= 25 * height * height:
return 2
return 1
return 4
for i in range(int(input())):
print(get_grade(*map(int, input().split())))