program AgeTelling;
var k:integer;
begin
writeln('Введите число k');
readln(k);
if (k>=11) and (k<=14) then
writeln(k, 'лет')
else if (k mod 10=1) then
writeln(k, 'год')
else if (k mod 10>=2) and (k mod 10<=4) then
writeln(k, 'года')
else
writeln(k, 'лет');
end.
cHJvZ3JhbSBBZ2VUZWxsaW5nOwp2YXIgazppbnRlZ2VyOwpiZWdpbgogICAgd3JpdGVsbign0JLQstC10LTQuNGC0LUg0YfQuNGB0LvQviBrJyk7CiAgICByZWFkbG4oayk7CgogICBpZiAoaz49MTEpIGFuZCAoazw9MTQpIHRoZW4KICAgICAgd3JpdGVsbihrLCAn0LvQtdGCJykKICAgZWxzZSBpZiAoayBtb2QgMTA9MSkgdGhlbgogICAgICB3cml0ZWxuKGssICfQs9C+0LQnKQogICBlbHNlIGlmIChrIG1vZCAxMD49MikgYW5kIChrIG1vZCAxMDw9NCkgdGhlbgogICAgICB3cml0ZWxuKGssICfQs9C+0LTQsCcpCiAgIGVsc2UKICAgICAgd3JpdGVsbihrLCAn0LvQtdGCJyk7CmVuZC4=