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| program Zapys;
Uses CRT;
type
zap = record
num: integer;
city: string[128];
type_s: string[32];
distance: real;
averenge: integer;
end;
mas_of_zap = array[1..100] of zap;
mas_point = mas_of_zap;
f = file of zap;
var
z1: zap;
gr, answer, s: string;
m, arr2: mas_point;
p, n, i, i2, i_f: integer;
data: f;
procedure fill(var arr: mas_point);
var
i: integer;
begin
for i := 1 to n do
begin
write('Enter num: ');readln(arr[i].num);
write('Enter city: ');readln(arr[i].city);
write('Enter type: ');readln(arr[i].type_s);
write('Enter distance: ');readln(arr[i].distance);
write(data, arr[i]);
end;
end;
procedure sort(var arr: mas_point);
var
i, j, k: integer;
temp: zap;
begin
for i := 2 to n do
begin
temp := arr[i];
j := i - 1;
while (j >= 1) and (arr[j].averenge > temp.averenge) do
begin
arr[j + 1] := arr[j];
j := j - 1;
end;
arr[j + 1] := temp;
end;
end;
procedure Show(const arr: mas_point; const n1: integer);
var
i: integer;
begin
writeln(' ');
writeln(' ', 'num':10, ' ', 'city':10, ' ', 'type':10, ' ', 'distance':10, ' ');
for i := 1 to n1 do
begin
writeln(' ');
writeln(' ', arr[i].num:10, ' ', arr[i].city:10, ' ', arr[i].type_s:10, ' ', arr[i].distance:10, ' ');
end;
writeln(' ');
end;
procedure SetNewMas(const arr: mas_point; var arr2: mas_point; const str: string);
var
i, k: integer;
begin
k := 1;
for i := 1 to n do
if arr[i].type_s = s then
begin
arr2[k] := arr[i];
inc(k);
end;
end;
begin
Assign(data, 'data.dat');
Writeln('Считать из файла(r) или перезаписать(rw) файл?');
repeat
readln(answer);
if (answer <> 'r') and (answer <> 'rw') then
write('некорректный ввод, попробуйте ещё раз:');
until (answer = 'r') or (answer = 'rw');
if answer = 'r' then
begin
reset(data);
// getmem(m, fileSize(data) * sizeof(zap));
writeln(fileSize(data));
i := 1;
while not eof(data) do
begin
read(data, m[i]);
write(m[i].type_s);
seek(data, i);
i := i + 1;
end;
readln();
n := fileSize(data);
end
else
begin
Rewrite(data);
ClrScr;
//write('введите к-во элементов массива: ');readln(n);
// getmem(m, n * sizeof(zap));
fill(m);
close(data);
end;
ClrScr;
writeln('Исходный массив:');
Show(m, n);
Writeln('Для сортировки нажмите Enter');
readln();
writeln('Упорядоченный массив: ');
Sort(m);
Show(m, n);
Writeln('Введите тип : ');
Readln(s);
for i := 1 to n do
if m[i].type_s = s then inc(i2);
// getmem(arr2, i2 * sizeof(zap));
SetNewMas(m, arr2, gr);
// freemem(m, n * sizeof(zap));
writeln('Новый массив: ');
Show(arr2, i2);
// freemem(arr2, i2 * sizeof(zap));
readln;
close(data);
end. |
(
