RT,1≤ai,bi,ci,di≤224−11\leq a_i,b_i,c_i,d_i\leq 2^{24}-11≤ai,bi,ci,di≤224−1 未标示。
源码:
$1\leq a_i,b_i,c_i,d_i\leq 2^{24}-1$