Find the right combination

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.
Category: 
Correct Answers: 
2
Points: 
10

Calculate the number 6338

NUMBERMANIA: Calculate the number 6338 using numbers [3, 6, 8, 6, 49, 550] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
0
Points: 
10

Calculate the number 2856

NUMBERMANIA: Calculate the number 2856 using numbers [8, 8, 7, 8, 71, 374] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
1
Points: 
10

Calculate the number 1214

NUMBERMANIA: Calculate the number 1214 using numbers [4, 5, 3, 3, 87, 880] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
1
Points: 
10

Calculate the number 2534

NUMBERMANIA: Calculate the number 2534 using numbers [1, 8, 4, 3, 75, 257] and basic arithmetic operations (+, -, *, /). Each of the numbers can be used only once.
Category: 
Correct Answers: 
1
Points: 
10
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