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Var f1, f2: text;
Tong, m, n, i: integer;
Begin
assign(f1, ‘DULIEU.TXT’);
reset(f1);
assign(f2, ‘KETQUA’);
rewrite(f2);
Tong;= 0;
read(f1, m, n);
for i:= m to n do
if i mod 2 = 0 then Tong:= Tong+i;
write(f2, Tong);
close(f1);
close(f2);
End.
Uses crt;
var f1,f2:text;
i,n,tong,tongchan,dem:integer;
tb:real;
Begin
clrscr;
Assign(f1,'DAYSO.txt');
Assign(f2,'KETQUA.txt');
reset(f1);dem:=0;tong:=0;tongchan:=0;
While Not EOF(f1) do
Begin
read(f1,i);
inc(tong,i);
If i mod 2 = 0 then
begin
inc(dem);
inc(tongchan,i);
end;
End;
tb:=tongchan/dem;
close(f1);
rewrite(f2);
writeln(f2,tong);
writeln(f2,tongchan);
writeln(f2,tb:0:2);
close(f2);
write(tong);
readln;
End.
const fi='diem.txt';
fo='kq.txt';
var f1,f2:text;
hs1,hs2,hs3:array[1..100]of integer;
dem1,dem2,dem3,t1,t2,t3,i,sc:integer;
kq:real;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
dem1:=0;
while not eoln(f1) do
begin
inc(dem1);
read(f1,hs1[dem1]);
end;
readln(f1);
dem2:=0;
while not eoln(f1) do
begin
inc(dem2);
read(f1,hs2[dem2]);
end;
readln(f1);
dem3:=0;
while not eoln(f1) do
begin
inc(dem3);
read(f1,hs3[dem3]);
end;
t1:=0;
for i:=1 to dem1 do
t1:=t1+hs1[i];
t2:=0;
for i:=1 to dem2 do
t2:=t2+(2*hs2[i]);
t3:=0;
for i:=1 to dem3 do
t3:=t3+(3*hs3[i]);
sc:=dem1+dem2*2+dem3*3;
kq:=(t1+t2+t3)/sc;
writeln(f2,kq:4:1);
close(f1);
close(f2);
end.
const fi='dulieu.txt';
fo='ketqua.txt';
var f1,f2:text;
m,n,i,t:integer;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
readln(f1,m,n);
t:=0;
for i:=m to n do
if i mod 2=0 then t:=t+i;
writeln(f2,t);
close(f1);
close(f2);
end.
Var f1, f2: text;
Tong, m, n, i: integer;
Begin
assign(f1, ‘DULIEU.TXT’);
reset(f1);
assign(f2, ‘KETQUA’);
rewrite(f2);
Tong;= 0;
read(f1, m, n);
for i:= m to n do
if i mod 2 = 0 then Tong:= Tong+i;
write(f2, Tong);
close(f1);
close(f2);
End.
Var f1, f2: text;
Tong, m, n, i: integer;
Begin
assign(f1, ‘DULIEU.TXT’);
reset(f1);
assign(f2, ‘KETQUA’);
rewrite(f2);
Tong;= 0;
read(f1, m, n);
for i:= m to n do
if i mod 2 = 1 then Tong:= Tong+i;
write(f2, Tong);
close(f1);
close(f2);
End.
Var f1, f2: text;
Tong, m, n, i: integer;
Begin
assign(f1, ‘DULIEU.TXT’);
reset(f1);
assign(f2, ‘KETQUA’);
rewrite(f2);
Tong;= 0;
read(f1, m, n);
for i:= m to n do
if i mod 2 = 0 then Tong:= Tong+i;
write(f2, Tong);
close(f1);
close(f2);
End.
const fi='diem.txt';
fo='kq.txt';
var f1,f2:text;
hs1,hs2,hs3:array[1..100]of integer;
dem1,dem2,dem3,t1,t2,t3,i,sc:integer;
kq:real;
begin
assign(f1,fi); reset(f1);
assign(f2,fo); rewrite(f2);
dem1:=0;
while not eoln(f1) do
begin
inc(dem1);
read(f1,hs1[dem1]);
end;
readln(f1);
dem2:=0;
while not eoln(f1) do
begin
inc(dem2);
read(f1,hs2[dem2]);
end;
readln(f1);
dem3:=0;
while not eoln(f1) do
begin
inc(dem3);
read(f1,hs3[dem3]);
end;
t1:=0;
for i:=1 to dem1 do
t1:=t1+hs1[i];
t2:=0;
for i:=1 to dem2 do
t2:=t2+(2*hs2[i]);
t3:=0;
for i:=1 to dem3 do
t3:=t3+(3*hs3[i]);
sc:=dem1+dem2*2+dem3*3;
kq:=(t1+t2+t3)/sc;
writeln(f2,kq:4:1);
close(f1);
close(f2);
end.
with open('XAU.INP', 'r') as input_file, open('XAU.OUT', 'w') as output_file:
for line in input_file:
length = len(line.strip())
output_file.write(f'{length}\n')