a=input()
a=int(a)
for i in range(0,a):
b=input()
b=list(b)
b.reverse()
c=b[:]
b.reverse()
A=""
B=""
for x in b:
A=A+x
for y in c:
B=B+y
A=int(A)
B=int(B)
R=A+B
R=str(R)
R=list(R)
R.reverse()
T=R[:]
R.reverse()
if(R==T):
print("YES")
else:
print("NO")