Onnenluku

a,b = [int(x) for x in raw_input().split(" ")]
c = 0
for i in xrange(a,b+1):
	l = list(set(str(i)))
	if len(l) == 2 and not '0' in l:
		c = c + 1
print c

Test 1

Group: 1

Verdict: ACCEPTED

Test 2

Group: 1

Verdict: ACCEPTED

Test 3

Group: 1

Verdict: ACCEPTED

Test 4

Group: 1

Verdict: ACCEPTED

Test 5

Group: 1

Verdict: ACCEPTED

Test 6

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 7

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 8

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 9

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 10

Group: 2

Verdict: TIME LIMIT EXCEEDED

Test 11

Group: 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 3, in <module>
    for i in xrange(a,b+1):
OverflowError: Python int too large to convert to C long

Test 12

Group: 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 3, in <module>
    for i in xrange(a,b+1):
OverflowError: Python int too large to convert to C long

Test 13

Group: 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 3, in <module>
    for i in xrange(a,b+1):
OverflowError: Python int too large to convert to C long

Test 14

Group: 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 3, in <module>
    for i in xrange(a,b+1):
OverflowError: Python int too large to convert to C long

Test 15

Group: 3

Verdict: RUNTIME ERROR

Traceback (most recent call last):
  File "input/code.py", line 3, in <module>
    for i in xrange(a,b+1):
OverflowError: Python int too large to convert to C long