Pascal, .
, , . , , . . , , , .
. , , , .
( ):
(text);
(file of <>);
(file).
. .
Assign(< >, < >)
Assign . , Fil lot, D, :
Assign(Fil, D:\lot.txt)
Reset(< >)
Reset , Read(< >, < >) .
OF(< >)
, . EOF, , , True, False. , , , EOF.
Rewrite(< >)
, , Write(< >, <>).
Close(< >)
Close , , .
Erase(< >)
Erase, , .
Rnm(< >, < >)
Rnm , Close.
Sk(< >, < >)
Sk ( ).
|
|
|
FilePos(< >)
FilePos , .
FileSize(< >)
FileSize .
(char) (string) . Text , :
Var <>: Text;
, . , . EOF, EOLn:
EOLn(< >)
( EOLn) True, False.
Pascal:
1. X M. X Y , . Y.
M = (0,1; 5,6; 0.8; 2,4; 7,3; 6,8; 0,5; 2,3;)
const M: array[1..8] of real = (0.1, 5.6, 0.8, 2.4, 7.3, 6.8, 0.5, 2.3);
var
x,y: file of real;
n: real; i: byte;
begin
assign(x,'x.dat');
assign(y,'y.dat');
rewrite(x);
for i:=1 to 8 do
write(x, M[i]);
close(x);
reset(x);
rewrite(y);
i:= 1;
while not EOF(x) do begin
read(x, n);
if not odd(i) then
write(y, n);
i:= i + 1;
end;
close(x); close(y);
reset(y);
while not EOF(y) do begin
read(y, n);
write(n:5:1);
end;
writeln;
close(y);
end.
, . .
var
f: file of char;
c: char; sum, n: word;
begin
assign(f,'nums.txt');
reset(f);
sum:= 0;
while not eof(f) do begin
read(f,c);
if c <> ' ' then begin
val(c, n);
sum:= sum + n;
end
else begin
write(sum:5);
sum:= 0
end;
end;
writeln;
end.
