program SumEvenNumbers;
varN, i, sum: integer;
beginsum := 0;
write('Enter N: ');readln(N);
for i := 1 to N dobeginif i mod 2 = 0 thenbeginsum := sum + i;end;end;
writeln('The sum of all even numbers from 1 to ', N, ' is: ', sum);
end.
program SumEvenNumbers;
var
N, i, sum: integer;
begin
sum := 0;
write('Enter N: ');
readln(N);
for i := 1 to N do
begin
if i mod 2 = 0 then
begin
sum := sum + i;
end;
end;
writeln('The sum of all even numbers from 1 to ', N, ' is: ', sum);
end.