#defineNfun(chars[]){char*p=s+，*q=s;inti;for(i=;i<;i++，p++，q++){s[i]=*p;s[i+]=*q;}}main(){charss[N]=”ABCDEFGH”;fun(ss);printf(“%s”，ss);}AEFGHABCDBABCDABCDCEFGHEFGHDABCDEFGH