. Viết CT nhập vào số nguyên dương N là năm sinh của em. Hãy cho biết năm N có phải năm nhuận hay không? (năm nhuận là năm chia hết cho 400, hoặc chia hết cho 4 nhưng không chia hết cho 100).

2 câu trả lời

uses crt;

var n : integer;

begin

clrscr;

write('nhap nam sinh : ');readln(n);

if ((n mod 400 = 0) or (n mod 4 = 0) and (n mod 100 <> 0))

then writeln('nam ', n ,' la nam nhuan')

else writeln('nam ', n ,' khong la nam nhuan');

readln

end.

#include <stdio.h>

int main() {

    int ngay, thang, nam;

    printf("Nhap ngay,thang,nam: ");

    scanf("%d%d%d",&ngay,&thang,&nam);

    switch(thang) {

    case 1: case 3: case 5: case 7: case 8: case 10:  case 12:

                if( ngay>0 && ngay<=31){

                printf("Ngay %d thang %d nam %d hop le\n",ngay,thang,nam);   break;

                }

              else

               { printf("Ngay %d thang %d nam %d ko hop le\n",ngay,thang,nam);   break;

                }

    case 4: case 6: case 9: case 11:

                if( ngay<=30 && ngay>0){

                printf("Ngay %d thang %d nam %d hop le\n",ngay,thang,nam);           break;

                }

                        else{ printf("Ngay %d thang %d nam %d ko hop le\n",ngay,thang,nam);   break;

                }

    case 2:

                if( ngay <=28 && ngay > 0){

                printf("Ngay %d thang %d nam %d hop le\n",ngay,thang,nam);   break;

                }

                else

               { printf("Ngay %d thang %d nam %d ko hop le\n",ngay,thang,nam);   break;

                }

    default: printf("Ngay %d thang %d nam ko hop le\n",ngay,thang,nam); break;

    }

                if(nam%400==0)  printf("Nam %d la nam nhuan",nam);

                else

                {

                if(nam%4==0 && nam%100!=0) printf("Nam %d la nam nhuan",nam);

                else  printf("Nam %d ko phai la nam nhuan",nam);

                        }

}

Câu hỏi trong lớp Xem thêm
3 lượt xem
2 đáp án
9 giờ trước

giup e voi I/ Supply the correct form of the verbs in brackets 1. You (think) ……………………… collecting stamps costs much money? 2. Every year, my mother (give) ……………………… me a nice doll on my birthday. 3. Jenny says she loves collecting pens but she (not/continue) ……………………… this hobby from next year. 4. If you wash your hands more, you (have)……………………. less chance of catching flu. 5. Getting plenty of rest is very good. It (help)…………………. you to avoid depression. 6. Mr. John (be) ……………………… principal of our school since last year. 7. I (see) ……………………… a car accident on this corner yesterday. 8. We like (come)……………………to school by bus, but we hate (stand)………………………. and (wait) …………………… in the rain. 9. ……………………… (you/ ever/ meet) anyone famous? 10. My mother (come) ……………………… to stay with us next weekend. 11. When he lived in Manchester, he (work) ……………………… in a bank. 12. We (be) ……………………… students for four years. 13. We are planting trees around our school now. Our school (be) ……………………… surrounded by a lot of green trees. 14. What ……………………… your father usually ……………………… (do) in the evenings? 15. My sister likes (cook) ……………………… very much. She can cook many good foods. 16. My father says when he's retired, he (go) …………………… back to his village to do the gardening. 17. They want (buy) ……………………… some meat for dinner. 18. Linh is my best friend. We (know) ……………………… each other for 5 years. 19. I enjoy (fish) ……………………… because it is relaxing. 20. How about (go) ……………………… to the movie theatre?

3 lượt xem
1 đáp án
1 ngày trước