数组方式顺序表的归并

用数组方式改写顺序表的归并

void MergeList_Sq(SqList La,SqList Lb,SqList &Lc){
    pa=La.elem;pb=Lb.elem;
    Lc.Listsize=Lc.length=La.length+Lb.length;
    pc=Lc.elem=(ElemType*)malloc(Lc.Listsize*sizeof(ElemType));
    if(!Lc.elem)exit(OVERFLOW);
    pa_last=La.elem+La.length-1;
    pb_last=Lb.elem+Lb.length-1;
    while(pa<=pa_last&&pb<=pb_last){
        if(*pa<=*pb)*pc++=*pa++;
        else *pc++=*pb++;
    }
    while(pa<=pa_last)*pc++=*pa++;
    while(pb<=pb_last)*pc++=*pb++;
}

将指针写法改为数组写法