题解 | 小苯点兵点将

import sys

def solve():
    data = sys.stdin.read().split()
    ptr = 0
    T = int(data[ptr])
    ptr += 1
    for _ in range(T):
        output = []
        isTrue = False
        l = int(data[ptr])
        r = int(data[ptr+1])
        ptr += 2
        for i in range(l,r+1):
            if i % 3 == 0:
                isTrue = True
                break
        if isTrue == True:
            output.append('YES')
        else:
            output.append('NO')
        print(''.join(output))

solve()