Viết chương trình nhập vào một xâu S gồm có các chữ cái và các chữ số. Đưa ra màng hình số lượng kí tự chữ cái và số lượng kí tự chữ số.

2 câu trả lời

program dem;
uses crt;
var s:string;
    i,d,d1:byte;
Begin
    clrscr;
    write('S: ');readln(s);
    for i:=1 to length(s) do
    begin
        if s[i] in ['0'..'9'] then d:=d+1;
        if s[i] in ['a'..'z'] then d1:=d1+1;
    end;
    writeln('Xau co ',d,' ky tu chu so');
    write('Xau co ',d1,' ky tu chu cai');
    readln
End.

program bai_Giai;
uses crt;
var s:string;i,dems,demc:longint;
begin
 clrscr;
  write('nhap xau:');readln(s);
  demc:=0;
  dems:=0;
  for i:=1 to length(s)do
        begin
         if(s[i] in ['A'..'z'])then inc(demc);
         if(s[i] in ['0'..'9'])then inc(dems);
        end;
  writeln('co ',dems,' ki tu chu so trong xau');
  write('co ', demc,' ki tu chu trong xau');
 readln
end.

Câu hỏi trong lớp Xem thêm
2 lượt xem
2 đáp án
4 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