摘要：
题意：忽略字母外的符号和大小写，求连续最长回文子串(n2#include3#include45#defineN2001067chars1[N],s2[N],s[N];8intdp[4][N],flag[N];910intis_other(charx)11{12if(x>='A'&&x='a'&&x='a'&&s[i]0)80fprintf(fout,"%c",s[flag[maxindex]]);81for(inti=0;i2#include3#include45#defi 阅读全文
