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Câu 1:
const fi1='nguyen1.inp';
fi2='nguyen2.inp';
fo='songuyen.inp';
var f1,f2,f3:text;
a:array[1..10000]of integer;
i,dem:integer;
begin
assign(f1,fi1); reset(f1);
assign(f2,fi2); reset(f2);
assign(f3,fo); rewrite(f3);
dem:=0;
while not eof(f1) do
begin
inc(dem);
read(f1,a[dem]);
end;
while not eof(f2) do
begin
inc(dem);
read(f2,a[dem]);
end;
for i:=1 to dem do
write(f3,a[i]:4);
close(f1);
close(f2);
close(f3);
end.
Câu 2:
uses crt;
const fi='vanban.txt';
var f1:text;
st:array[1..255]of string;
dem:integer;
begin
clrscr;
assign(f1,fi); reset(f1);
dem:=0;
while not eof(f1) do
begin
inc(dem);
readln(f1,st[dem]);
end;
writeln('So dong cua tep ',fi,' la: ',dem);
close(f1);
readln;
end.
Câu 3:
const fi='nguon.txt';
fo='dich.txt';
var f1,f2:text;
st:array[1..255]of string;
i,dem:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
dem:=0;
while not eof(f1) do
begin
inc(dem);
readln(f1,st[dem]);
end;
for i:=1 to dem do
writeln(f2,st[i]:4);
close(f1);
close(f2);
end.
Câu 4:
const fi='dulieu.int';
fo='sochan.out';
var f1,f2:text;
a:array[1..255]of integer;
i,dem:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
dem:=0;
while not eoln(f1)do
begin
inc(dem);
read(f1,a[dem]);
end;
for i:=1 to dem do
if a[i] mod 2=0 then write(f2,a[i]:4);
close(f1);
close(f2);
end.
Câu 5:
const fi='dulieu.int';
fo='dulieu.out';
var f1,f2:text;
a:array[1..255]of integer;
i,n,tam,j:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,n);
for i:=1 to n do
read(f1,a[i]);
for i:=1 to n-1 do
for j:=i+1 to n do
if a[i]<a[j] then
begin
tam:=a[i];
a[i]:=a[j];
a[j]:=tam;
end;
for i:=1 to n do
write(f2,a[i]:4);
close(f1);
close(f2);
end.
uses crt;
const fi='dst.txt';
var f1:text;
a,b:integer;
begin
clrscr;
assign(f1,fi); reset(f1);
readln(f1,a);
readln(f1,b);
writeln('Tong cua hai so la: ',a+b);
writeln('Gia tri tuyet doi hieu hai so la: ',abs(a-b));
readln;
end.
uses crt;
const fi='dayso.inp',
var a:array[1..100]of integer;
i,n:integer;
f1:text;
begin
clrscr;
assign(f1,fi); reset(f1);
readln(f1,n);
for i:=1 to n do readln(f1,a[i]);
for i:=1 to n do write(a[i]:4);
close(f1);
readln;
end.
const fi='dulieu.txt';
fo='ketqua.txt';
var i,t:integer;
f1,f2:text;
a:array[1..9]of integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
t:=0;
for i:=1 to 9 do
begin
read(f1,a[i]);
t:=t+a[i];
end;
writeln(f2,t);
close(f1);
close(f2);
end.
const fi='dataln.txt';
fo='dataout.txt';
var f1,f2:text;
x,i,t:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
t:=0;
for i:=1 to 24 do
begin
read(f1,x);
t:=t+x;
end;
writeln(f2,t);
close(f1);
close(f2);
end.
uses crt;
const fi='x.inp';
var f1:text;
a,b:array[1..100]of integer;
i,n:integer;
begin
assign(f1,fi); reset(f1);
n:=0;
while not eof(f1) do
begin
n:=n+1;
readln(f1,a[n],b[n]);
end;
for i:=1 to n do
begin
writeln('Chu vi dong ',i,' la: ',(a[i]+b[i])*2);
writeln('Dien tich dong ',i,' la: ',a[i]*b[i]);
end;
close(f1);
readln;
end.
const
nhap='dulieu.int';
xuat='dulieu.out';
var a:array[1..100000] of longint;
i,n,j,tg:longint;
begin
assign(input,nhap);reset(input);
assign(output,xuat);rewrite(output);
readln(n);
for i:=1 to n do
read(a[i]);
for i:=1 to n-1 do
for j:=i+1 to n do
if a[i]<a[j] then
begin
tg:=a[i];
a[i]:=a[j];
a[j]:=tg;
end;
for i:=1 to n do
write(a[i],' ');
readln
end.