Solved by xiaowuc1

#	Title	# Solved	Avg. Tries
3409	Word equations	60	4.78
3411	Jewel heist	39	4.13
3412	Darts	206	2.04
3413	The Dragon and the knights	40	2.05
3414	Conservation	37	1.97
3417	Vigenère Cipher Encryption	195	1.46
3418	Unique Encryption Keys	30	1.90
3419	Racing Car Trail	70	2.50
3423	The Grille	27	1.07
3425	Stack Machine Executor	1,702	6.44
3430	Enter The Dragon	245	3.62
3432	Game	110	2.18
3436	Strange Billboard	11	1.36
3439	Key Task	22	2.41
3441	Weird Numbers	12	2.25
3442	Rectangular Polygons	24	2.42
3443	Reaux! Sham! Beaux!	32	2.19
3444	Robotic Sort	190	2.45
3447	Software Bugs	861	2.31
3448	Character Recognition	343	3.19
3449	Hamming Distance	2,473	1.31
3451	Easy Task	25	1.24
3460	Binary numbers	9,499	1.82
3462	Binary Stirling Numbers	103	2.60
3464	Decoding Morse sequences	10	2.70
3467	Gates	3	1.00
3469	Simple Arithmetics	25	5.08
3471	Complete the sequence!	11	1.36
3474	Factorial	2,963	2.44
3476	Hotline	17	5.29
3477	I-Keyboard	6	3.83
3479	Equipment Box	8	2.63
3482	Labyrinth	250	3.32
3483	Piggy-Bank	61	1.95
3484	Lifting the Stone	8	2.13
3485	Play on Words	10	3.10
3486	Adding Reversed Numbers	762	1.34
3494	Invitation Cards	6	1.50
3495	ASCII Area	571	1.83
3496	Binary Encoding	22	1.55
3499	Eve	33	3.03
3501	GCD Guessing Game	51	2.12
3505	Kingdom Roadmap	36	1.89
3507	Automated Telephone Exchange	781	1.27
3508	Black Square	19	3.37
3510	Dice	21	1.29
3512	Flat	436	1.53
3516	John’s Inversions	40	1.75
3518	Alignment of Code	149	3.40
3521	Dome of Circus	16	1.38

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