a = int(input()) for x in range(a): n,m = map(int,input().split()) t = 0 for i in range(0,n+1): #i代表1分硬币 for j in range(0, n + 1): # j代表2分硬币 k = n -i -j # k代表5分硬币 if i*1 + j*2 + k*5 == m: t +=1 print(t)