Which is a winning combination of digits?

The computer chose a secret code (sequence of 4 digits from 1 to 6). Your goal is to find that code. Black circles indicate the number of hits on the right spot. White circles indicate the number of hits on the wrong spot.
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Correct Answers: 
3
Points: 
8

CINEMANIA: Guess the movie title

Film was made in 1958.
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Correct Answers: 
1
Points: 
10

Calculate the number 7375

NUMBERMANIA: Calculate the number 7375 using numbers [9, 2, 6, 4, 66, 647] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
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Correct Answers: 
2
Points: 
9

What hides this stereogram?

STEREOGRAMS - 3d images
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Correct Answers: 
68
Points: 
1

What is hidden in 3D image?

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Correct Answers: 
11
Points: 
1
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