Guess Four Digits

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Please guess 4 digits sharp.
You will win when it is the same number as this skill.
If you tell 4 digits ,you will get some clues as following.

It is 1234 you guessed.

It is 1 same digit as place and value.
It is 2 same digits as only value.

And you can guess 4 digits again from these hints until you guess all 4 digits.

Try to guess all digits within smaller times.

If you try to start this game,say start.
If you would like to know the answer ,say give up.
If so fast,say wait.