print "hello world";
print null;
print true;
print false;
print 42;
print 3.14;
print -69;
print -4.20;
print "hello world";
print "hello world";
print "hello world";
print "hello world";
print null;
print true;
print false;
print 42;
print 3.14;
print -69;
print -4.20;
print "hello world";
print "hello world";
print "hello world";
print "hello world";
print null;
print true;
print false;
print 42;
print 3.14;
print -69;
print -4.20;
print "hello world";
print "hello world";
print "hello world";
print "hello world";
print null;
print true;
print false;
print 42;
print 3.14;
print -69;
print -4.20;
print "hello world";
print "hello world";
print "hello world";
print "hello world";
print null;
print true;
print false;
print 42;
print 3.14;
print -69;
print -4.20;
print "hello world";
print "hello world";
print "hello world";