摘要：A cyclic (n,d,w) q code is a q-ary cyclic code of length n, minimum Hamming distance d and weight w. Let CA q (n,d,w) denote the largest possible number of codewords in a cyclic (n,d,w) q code. A ...

“扫码支付”、“扫码关注”、“扫码加好友”……“扫码”成了现在日常使用频率非常高的一个词汇。再加上突如其来的 ...