Created
October 26, 2016 12:03
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J.R.R. Tolkien | |
A hobbit | |
1970 | |
J.K. Rowling | |
Harry Potter és a bölcsek köve | |
1998 | |
Karl May | |
Winnetou | |
1960 |
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program szekvfile; | |
type TKonyv = record | |
szerzo: string[50]; | |
cim: string[50]; | |
ev: integer; | |
end; | |
TSzovFile = text; | |
TTipFile = file of TKonyv; | |
procedure SzovegesbolTipusos; | |
var f: TSzovFile; | |
g: TTipFile; | |
k: TKonyv; | |
begin | |
assign(f, 'konyvek.txt'); | |
reset(f); | |
assign(g, 'konyvek.dat'); | |
rewrite(g); | |
while not eof(f) do begin | |
readln(f, k.szerzo); | |
readln(f, k.cim); | |
readln(f, k.ev); | |
write(g, k); | |
end; | |
close(f); | |
close(g); | |
end; | |
procedure Kiiras; | |
var f: TTipFile; | |
k: TKonyv; | |
begin | |
assign(f, 'konyvek.dat'); | |
reset(f); | |
while not eof(f) do begin | |
read(f, k); | |
writeln(k.szerzo:35, k.cim:35, k.ev:5); | |
end; | |
close(f); | |
end; | |
procedure LegregebbiKonyv; | |
var f: TTipFile; | |
minkonyv, k: TKonyv; | |
begin | |
assign(f, 'konyvek.dat'); | |
reset(f); | |
read(f, k); | |
minkonyv := k; | |
while not eof(f) do begin | |
read(f, k); | |
if k.ev<minkonyv.ev then begin | |
minkonyv:=k; | |
end; | |
end; | |
close(f); | |
writeln('Legregebbi konyv'); | |
writeln(minkonyv.szerzo:35, minkonyv.cim:35, minkonyv.ev:5); | |
end; | |
BEGIN | |
SzovegesbolTipusos; | |
Kiiras; | |
LegregebbiKonyv; | |
writeln(pos(upcase('tolkien'), upcase('J.R.R. Tolkien'))) | |
END. | |
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