找出所有三位数的平行数.
双边数是当数字被逆转时保持相同的数字.三位数双边数将具有相同的第一和最后位数.以下是所有三位数双边数的列表: 101,111,121,131,141,151,161,171,181,191,202,212,222,242,252,262,272,292,303,313,323,343,353,363,373,393,404,4144,4144,4444,4464,4474,4494,5455,5355,5355,5555,5655,5755,5595,6466,6666,6666,6666,6676,7677,7677,7677,7677,7677,7677,7677,7788,8788,8788,8898,8899,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,9799,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,99,