	ID	题目显示标签隐藏标签	AC / 尝试	难度
	11	FCTRL Factorial math	0 / 0	(无)
	23	FCTRL2 Small factorials math big-numbers	0 / 0	(无)
	591	FCTRL4 Last Non-Zero Digit of Factorials	0 / 0	(无)
	2634	FCTRL5 Factorial (Again!)	0 / 0	(无)
	3193	FEAST Feast Coins	0 / 0	(无)
	1050	FENCE1 Build a Fence math	0 / 0	(无)
	1102	FENCE3 Electric Fences	0 / 0	(无)
	635	FERRY Ferries	0 / 0	(无)
	1251	FERT210 Matches big-numbers ad-hoc-1	0 / 0	(无)
	2113	FERT211 I Hate Parenthesis bubble-cup-9-round-1	0 / 0	(无)
	3947	FESTIVAL Crowded Music Festival	0 / 0	(无)
	1020	FFLOW Fast Maximum Flow	0 / 0	(无)
	656	FFROG Flying Frogs	0 / 0	(无)
	1466	FIBFACT Fibonacci Factor	0 / 0	(无)
	3870	FIBHARD Hard Fibonacci math big-numbers	0 / 0	(无)
	3592	FIBONOMIAL Fibonacci Polynomial	0 / 0	(无)
	2271	FIBOSQRT Fibonacci With a Square Root	0 / 0	(无)
	1545	FIBOSUM Fibonacci Sum	0 / 0	(无)
	2980	FIBOSUM2 Fibonacci extraction Sum	0 / 0	(无)
	3247	FIBPOL Fibonacci Polynomial math number-theory	0 / 0	(无)
	3831	FIBPSUM2 Fibonacci Power Sum (hard)	0 / 0	(无)
	3830	FIBPWSUM Fibonacci Power Sum combinatorics linear-recurrence matrixexpo berlekamp-massey	0 / 0	(无)
	2165	FIBTWIST Fibonacci With a Twist	0 / 0	(无)
	1030	FIELD Battlefield	0 / 0	(无)
	1435	FILRTEST File Recover Testing	0 / 0	(无)
	740	FILTER Median Filter	0 / 0	(无)
	3682	FINDLR Find Linear Recurrence linear-recurrence berlekamp-massey reeds-sloane linear-equations	0 / 0	(无)
	1223	FINDMAX Finding Maximum	0 / 0	(无)
	1224	FINDPRM Finding Primes number-theory dynamic-programming binary-search ad-hoc-1	0 / 0	(无)
	1394	FINDSR Find String Roots	0 / 0	(无)
	909	FINFRAC Finding Fractions	0 / 0	(无)
	3217	FINGP Fingerprints	0 / 0	(无)
	401	FIRM Goods	0 / 0	(无)
	91	FISHER Fishmonger	0 / 0	(无)
	2337	FISHES Finding Fishes	0 / 0	(无)
	1182	FISHNET Fishing Net	0 / 0	(无)
	2238	FLATAND A Classic Myth - Flatland Superhero	0 / 0	(无)
	142	FLBRKLIN Flat broken lines	0 / 0	(无)
	1443	FLIB Flibonakki	0 / 0	(无)
	2484	FLING1 FLING1 bubble-cup-7-round-2	0 / 0	(无)
	2082	FLLM PASIJANS	0 / 0	(无)
	604	FLOWERS Arranging Flowers	0 / 0	(无)
	1162	FLOWERS2 Flowers Placement shanghai-2009	0 / 0	(无)
	1072	FLOWGROW Flower growing	0 / 0	(无)
	3925	FLT Unique Sequence fermate	0 / 0	(无)
	1479	FLWRS Flowers dynamic-programming	0 / 0	(无)
	1018	FMATCH Fast Maximum Matching	0 / 0	(无)
	2433	FMODF Fimodacci	0 / 0	(无)
	3402	FN16ASGN Branch Assignment	0 / 0	(无)
	3405	FN16BASE Forever Young	0 / 0	(无)
	3403	FN16CEIL Ceiling Function	0 / 0	(无)
	3404	FN16CLK Clock Breaking	0 / 0	(无)
	3401	FN16DIET Balanced Diet	0 / 0	(无)
	3412	FN16MARS What Really Happened on Mars?	0 / 0	(无)
	3408	FN16OIL Oil	0 / 0	(无)
	3410	FN16QUOT String Theory	0 / 0	(无)
	3406	FN16RIVER Longest Rivers	0 / 0	(无)
	3409	FN16ROAD Road Times	0 / 0	(无)
	3411	FN16SWAP Swap Space	0 / 0	(无)
	1899	FNINJA Fruit Ninja	0 / 0	(无)
	1253	FNRANK Rank of a Fraction number-theory	0 / 0	(无)
	522	FOLD Fold	0 / 0	(无)
	2912	FONTSIZE Font Size math binary-search bubble-cup-8-round-1	0 / 0	(无)
	3258	FOODIES ChickenLove	0 / 0	(无)
	265	FOOL Any fool can do it	0 / 0	(无)
	78	FOOTBALL Football	0 / 0	(无)
	606	FOREST K Edge-disjoint Branchings bubble-cup-9-round-2	0 / 0	(无)
	712	FOREST2 Forest	0 / 0	(无)
	2778	FORMAT HTML Formatting	0 / 0	(无)
	2061	FORMAT1 Counting Formations	0 / 0	(无)
	1657	FOUROW Four in a row	0 / 0	(无)
	2540	FOXLINGS Foxlings disjoint-set-2	0 / 0	(无)
	2539	FOXWOLF The Fox and the Wolf	0 / 0	(无)
	1192	FP Finding password dynamic-programming greedy	0 / 0	(无)
	1322	FPLAN Field Plan	0 / 0	(无)
	371	FPOLICE Fool the Police dynamic-programming	0 / 0	(无)
	612	FRACTAL Hilbert Curve	0 / 0	(无)
	512	FRACTAN Fractan	0 / 0	(无)
	264	FRACTION Sort fractions	0 / 0	(无)
	1744	FREQ2 Most Frequent Value ad-hoc-1 sqrt-decomp	0 / 0	(无)
	464	FREQUENT Frequent values tree	0 / 0	(无)
	3057	FRMT DRAW TABLE	0 / 0	(无)
	2868	FRND FRIENDSHIP!!! ad-hoc-1	0 / 0	(无)
	2624	FRNDCIRC FRIEND CIRCLE disjoint-set-2	0 / 0	(无)
	2005	FRNDS Friends	0 / 0	(无)
	3487	FRNDZND Friend Zoned	0 / 0	(无)
	959	FROGGER FROGGER	0 / 0	(无)
	3642	FROGPARTY Frog Party	0 / 0	(无)
	1081	FROGS Frog Wrestling	0 / 0	(无)
	3205	FRONT Front	0 / 0	(无)
	1231	FRQPRIME Frequent Prime Ranges math number-theory binary-search	0 / 0	(无)
	2262	FRS2 Fibonaccibonacci (easy)	0 / 0	(无)
	3115	FRSCR Frustrated CR and His Class binarysearch-1	0 / 0	(无)
	2264	FRSKH Fibonacci recursive sequences (hard) bubble-cup-6-round-2	0 / 0	(无)
	2263	FRSKT Fibonacci recursive sequences (medium)	0 / 0	(无)
	625	FSEATS Finding Seats dynamic-programming	0 / 0	(无)
	1915	FSEQ No Stories Any More!	0 / 0	(无)
	123	FSHEEP Fencing in the Sheep	0 / 0	(无)
	1368	FTHEELF Feanor The Elf	0 / 0	(无)
	353	FTOUR Free Tour	0 / 0	(无)

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