C3

#include "ALISTLIB.CPP"
int Xoa_5(List *L){
    Position p;
    p = FirstList(*L);
    while (p!=EndList(*L)){
        if (Retrieve(p,*L)%5 == 0){
            Delete_List(p,L);
            p--;
        }
        p=Next(p,*L);
    }
}

int tangdan(List L){
    Position p;
    p = FirstList(L);
    p = Next(p,L);
    while (p!=EndList(L)){
        if (Retrieve(p,L)<Retrieve(p-1,L)){
            return false;
        }
        p=Next(p,L);
    }
    return true;
}

int main(){
    List Test;
    Read_List(&Test);
    Print_List(Test);
    printf("\n");
    if (tangdan(Test)){
        printf("Danh sach vua nhap la tang dan");
    } else {
        printf("Danh sach vua nhap khong tang dan");
    }
    //Xoa_5(&Test);
    //printf("%d",tangdan(Test));
}