Just Solve It

crooked, hillary = (int(v) for v in input().split())

if hillary > 2: print('YES')
elif hillary > 1 and not (crooked & 1): print('YES')
elif crooked == 1: print('YES')
else: print('NO')

Test 1

Verdict: ACCEPTED

Test 2

Verdict: ACCEPTED

Test 3

Verdict: ACCEPTED

Test 4

Verdict: ACCEPTED

Test 5

Verdict: ACCEPTED

Test 6

Verdict: ACCEPTED

Test 7

Verdict: ACCEPTED

Test 8

Verdict: ACCEPTED