Final answer:
Warren G. Harding was an extrovert, gambler, alleged womanizer, and an ineffective leader as the 29th president of the United States.
Step-by-step explanation:
The president who fits the description of being an extrovert, gambler, alleged womanizer, and an ineffective leader is Warren G. Harding.
Harding was the 29th president of the United States, serving from 1921 until his death in 1923. He was known for his love of golf, alcohol, and poker, and his administration became infamous for corruption, with several members of his cabinet being involved in various scandals.