Ответы на вопрос:
Var i,s: integer; begin s: =0; for i: =10 to 70 do if i mod 4 = 0 then s: =s+i; writeln('s = ',s); end. результат: s = 600
Program ex; const n=200; var i,x: integer; f: file of integer; f2: text ; begin assign(f,'pervuy.txt'); assign(f2,'vuxod2.txt'); rewrite(f); for i: =1 to n do write(f,i*5); close(f); reset(f); rewrite(f2); for i: =1 to n do begin read(f,x); write(f2,x,' '); end; close(f); close(f2) end.
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