S=input()
if S=='keyence':
    print('YES')
else:
    pass
if S[:6]=='keyence' or S[-7:-1]=='keyence':
    print('YES')
else:
    pass
if S[0]=='k':
    if S[-6:-1]=='eyence':
        print('YES')
    else:
        pass
if S[:1]=='ke':
    if S[-5:-1]=='yence':
        print('YES')
    else:
        pass
if S[:2]=='key':
    if S[-4:-1]=='ence':
        print('YES')
    else:
        pass
if S[:3]=='keye':
    if S[-3:-1]=='nce':
        print('YES')
    else:
        pass
if S[:4]=='keyen':
    if S[-2:-1]=='ce':
        print('YES')
    else:
        pass
if S[:5]=='keyen':
    if S[-1]=='e':
        print('YES')
    else:
        pass
