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Sagot :
4, 7, and 8 are the three hidden digit numbers. Consequently, 478 is the combination lock three secret digits. 362 is incorrect in all respects, hence 3, 6, & 2 shouldn't be present.
624 In the wrong place, one digit is correct. Therefore, 4 is correct. 841 Despite being in the wrong position, two of the digits are correct. So, position 4 should come first. 128 One of the numbers is accurate and in the proper location. Since 4 are in the first position, 1 is erroneous. This third digit is thus 8.157. In the wrong place, one digit is correct. The incorrect digit is next, followed by the number 7 in the 2nd position. Combination lock with three. There are 478 secret digits.
What trinity of three-digit combinations are possible?
If repetition is forbidden, the numbers 12 3 4 5 6 7 8 and 9 can be converted into 504 separate 3-digit numbers.
Why is a combination lock necessary?
When numerous individuals are required a single padlock, combination locks are frequently the best option. They do away with the requirement for many keys and the danger of them entering the wrong hands.
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