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const fi='dulieu.txt';
fo='ketqua.txt';
var f1,f2:text;
a,b,c,d:array[1..100]of integer;
i,n,dem,dem1:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
n:=0;
while not eof(f1) do
begin
n:=n+1;
readln(f1,a[n],b[n]);
end;
dem:=0;
dem1:=0;
for i:=1 to n do
if a[i]>b[i] then
begin
inc(dem);
inc(dem1);
c[dem]:=a[i];
d[dem]:=b[i];
end
else begin
inc(dem);
inc(dem1);
c[dem]:=b[i];
d[dem]:=a[i];
end;
for i:=1 to dem do
write(f2,c[i]:4);
writeln(f2);
for i:=1 to dem1 do
write(f2,d[i]:4);
close(f1);
close(f2);
end.
uses crt;
const fi='dulieu.txt';
var f1:text;
a,b:array[1..100]of integer;
i,n:integer;
begin
clrscr;
assign(f1,fi); reset(f1);
n:=0;
while not eof(f1) do
begin
inc(n);
readln(f1,a[n],b[n]);
end;
for i:=1 to n do
begin
if a[i]<b[i] then writeln(a[i])
else writeln(b[i]);
end;
readln;
end.
uses crt;
const fi='dulieu.txt';
var f1:text;
a,b:array[1..100]of integer;
i,n:integer;
begin
clrscr;
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
if a[i]<b[i] then writeln(b[i])
else writeln(a[i]);
readln;
end.
uses crt;
const fi='input.txt';
fo='output.txt';
var f1,f2:text;
a,b:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,a,b);
if (a=0) and (b=0) then writeln(f2,'Phuong trinh co vo so nghiem');
if (a<>0) then writeln(f2,-b/a:4:2);
if (a=0) and (b<>0) then writeln(f2,'Phuong trinh vo nghiem');
close(f1);
close(f2);
end.
uses crt;
const fi='dulieu.txt';
var f1:text;
a:array[1..100]of real;
t:real;
i,n:integer;
begin
clrscr;
assign(f1,fi); reset(f1);
readln(f1,n);
for i:=1 to n do readln(f1,a[i]);
t:=0;
for i:=1 to n do t:=t+a[i];
writeln(t);
close(f1);
readln;
end.
const fi='hcn.inp';
fo='hcn.out';
var f1,f2:text;
a,b:array[1..100]of integer;
i,j,n:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
n:=0;
while not eof(f1) do
begin
inc(n);
readln(f1,a[n],b[n]);
end;
for i:=1 to n do
writeln(f2,2*(a[i]+b[i]),' ',a[i]*b[i]);
close(f1);
close(f2);
end.
const fi='hcn.inp';
fo='hcn.out';
var f1,f2:text;
a,b:array[1..100]of integer;
i,j,n:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
n:=0;
while not eof(f1) do
begin
inc(n);
readln(f1,a[n],b[n]);
end;
for i:=1 to n do
writeln(f2,2*(a[i]+b[i]),' ',a[i]*b[i]);
close(f1);
close(f2);
end.
uses crt;
const fi='dulieu.txt';
var f1:text;
a,b:array[1..100]of integer;
n,i:integer;
begin
clrscr;
assign(f1,fi); reset(f1);
n:=0;
while not eof(f1) do
begin
n:=n+1;
readln(a[n],b[n]);
end;
for i:=1 to n do
writeln(a[i]+b[i]);
close(f1);
readln;
end.
Cho em cảm ơn ạ!