Ответы на вопрос:
Программа может выглядеть так: uses crt; const n=10; var a, i, sum: integer; sred: real; begin clrscr; sum: =0; i: =1; while i< =10 do begin write ('a = '); readln(a); sum: =sum+a; i: =i+1; end; sred: =sum/n; writeln('sred = ', sred: 6: 2); writeln; sum: =0; i: =1; repeat write ('a = '); readln(a); sum: =sum+a; i: =i+1; until i> n; sred: =sum/n; writeln('sred = ', sred: 6: 2); writeln; sum: =0; for i: =1 to n do begin write ('a = '); readln(a); sum: =sum+a; end; sred: =sum/n; writeln('sred = ', sred: 6: 2); readln; end.
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