Just Solve It

x = list(map(lambda x: int(x), input().split(" ")))

if x[1] > 2:
    print("YES")
else:
    if x[1] == 1:
        if x[0] == 1:
            print("YES")
        else:
            print("NO")
    if x[1] == 2:
        if x[0] % 2 == 0:
            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