Index of /src/xfbs_euler-0.1.0/problems/
../
026-reciprocal-cycles/ 14-Apr-2024 13:37 -
051-prime-digit-replacements/ 14-Apr-2024 13:37 -
052-permuted-multiples/ 14-Apr-2024 13:37 -
053-combinatoric-selections/ 14-Apr-2024 13:37 -
054-poker-hands/ 14-Apr-2024 13:37 -
055-lychrel-numbers/ 14-Apr-2024 13:37 -
056-powerful-digit-sum/ 14-Apr-2024 13:37 -
057-square-root-convergents/ 14-Apr-2024 13:37 -
058-spiral-primes/ 14-Apr-2024 13:37 -
059-xor-decryption/ 14-Apr-2024 13:37 -
060-prime-pair-sets/ 14-Apr-2024 13:37 -
061-cyclical-figurate-numbers/ 14-Apr-2024 13:37 -
062-cubic-permutations/ 14-Apr-2024 13:37 -
063-powerful-digit-counts/ 14-Apr-2024 13:37 -
064-odd-period-square-roots/ 14-Apr-2024 13:37 -
065-convergents-of-e/ 14-Apr-2024 13:37 -
066-diophantine-equation/ 14-Apr-2024 13:37 -
067-maximum-path-sum-ii/ 14-Apr-2024 13:37 -
068-magic-5gon-ring/ 14-Apr-2024 13:37 -
069-totient-maximum/ 14-Apr-2024 13:37 -
070-totient-permutation/ 14-Apr-2024 13:37 -
071-ordered-fractions/ 14-Apr-2024 13:37 -
072-counting-fractions/ 14-Apr-2024 13:37 -
073-counting-fractions-in-a-range/ 14-Apr-2024 13:37 -
074-digit-factorial-chains/ 14-Apr-2024 13:37 -
075-singular-integer-right-triangles/ 14-Apr-2024 13:37 -
076-counting-summations/ 14-Apr-2024 13:37 -
077-prime-summations/ 14-Apr-2024 13:37 -
078-coin-partitions/ 14-Apr-2024 13:37 -
079-passcode-derivation/ 14-Apr-2024 13:37 -
080-square-root-digital-expansion/ 14-Apr-2024 13:37 -
081-path-sum-two-ways/ 14-Apr-2024 13:37 -
082-path-sum-three-ways/ 14-Apr-2024 13:37 -
083-path-sum-four-ways/ 14-Apr-2024 13:37 -
084-monopoly-odds/ 14-Apr-2024 13:37 -
085-counting-rectangles/ 14-Apr-2024 13:37 -
086-cuboid-route/ 14-Apr-2024 13:37 -
087-prime-power-triples/ 14-Apr-2024 13:37 -
088-productsum-numbers/ 14-Apr-2024 13:37 -
089-roman-numerals/ 14-Apr-2024 13:37 -
090-cube-digit-pairs/ 14-Apr-2024 13:37 -
091-right-triangles-with-integer-coordinates/ 14-Apr-2024 13:37 -
092-square-digit-chains/ 14-Apr-2024 13:37 -
093-arithmetic-expressions/ 14-Apr-2024 13:37 -
094-almost-equilateral-triangles/ 14-Apr-2024 13:37 -
095-amicable-chains/ 14-Apr-2024 13:37 -
096-su-doku/ 14-Apr-2024 13:37 -
097-large-nonmersenne-prime/ 14-Apr-2024 13:37 -
098-anagramic-squares/ 14-Apr-2024 13:37 -
099-largest-exponential/ 14-Apr-2024 13:37 -
100-arranged-probability/ 14-Apr-2024 13:37 -
101-optimum-polynomial/ 14-Apr-2024 13:37 -
102-triangle-containment/ 14-Apr-2024 13:37 -
103-special-subset-sums-optimum/ 14-Apr-2024 13:37 -
104-pandigital-fibonacci-ends/ 14-Apr-2024 13:37 -
105-special-subset-sums-testing/ 14-Apr-2024 13:37 -
106-special-subset-sums-metatesting/ 14-Apr-2024 13:37 -
107-minimal-network/ 14-Apr-2024 13:37 -
108-diophantine-reciprocals-i/ 14-Apr-2024 13:37 -
109-darts/ 14-Apr-2024 13:37 -
110-diophantine-reciprocals-ii/ 14-Apr-2024 13:37 -
111-primes-with-runs/ 14-Apr-2024 13:37 -
112-bouncy-numbers/ 14-Apr-2024 13:37 -
113-nonbouncy-numbers/ 14-Apr-2024 13:37 -
114-counting-block-combinations-i/ 14-Apr-2024 13:37 -
115-counting-block-combinations-ii/ 14-Apr-2024 13:37 -
116-red-green-or-blue-tiles/ 14-Apr-2024 13:37 -
117-red-green-and-blue-tiles/ 14-Apr-2024 13:37 -
118-pandigital-prime-sets/ 14-Apr-2024 13:37 -
119-digit-power-sum/ 14-Apr-2024 13:37 -
120-square-remainders/ 14-Apr-2024 13:37 -
121-disc-game-prize-fund/ 14-Apr-2024 13:37 -
122-efficient-exponentiation/ 14-Apr-2024 13:37 -
123-prime-square-remainders/ 14-Apr-2024 13:37 -
124-ordered-radicals/ 14-Apr-2024 13:37 -
125-palindromic-sums/ 14-Apr-2024 13:37 -
126-cuboid-layers/ 14-Apr-2024 13:37 -
127-abchits/ 14-Apr-2024 13:37 -
128-hexagonal-tile-differences/ 14-Apr-2024 13:37 -
129-repunit-divisibility/ 14-Apr-2024 13:37 -
130-composites-with-prime-repunit-property/ 14-Apr-2024 13:37 -
131-prime-cube-partnership/ 14-Apr-2024 13:37 -
132-large-repunit-factors/ 14-Apr-2024 13:37 -
133-repunit-nonfactors/ 14-Apr-2024 13:37 -
134-prime-pair-connection/ 14-Apr-2024 13:37 -
135-same-differences/ 14-Apr-2024 13:37 -
136-singleton-difference/ 14-Apr-2024 13:37 -
137-fibonacci-golden-nuggets/ 14-Apr-2024 13:37 -
138-special-isosceles-triangles/ 14-Apr-2024 13:37 -
139-pythagorean-tiles/ 14-Apr-2024 13:37 -
140-modified-fibonacci-golden-nuggets/ 14-Apr-2024 13:37 -
141-investigating-progressive-numbers-n-which-a..> 14-Apr-2024 13:37 -
142-perfect-square-collection/ 14-Apr-2024 13:37 -
143-investigating-the-torricelli-point-of-a-tri..> 14-Apr-2024 13:37 -
144-investigating-multiple-reflections-of-a-las..> 14-Apr-2024 13:37 -
145-how-many-reversible-numbers-are-there-below..> 14-Apr-2024 13:37 -
146-investigating-a-prime-pattern-/ 14-Apr-2024 13:37 -
147-rectangles-in-crosshatched-grids/ 14-Apr-2024 13:37 -
148-exploring-pascals-triangle/ 14-Apr-2024 13:37 -
149-searching-for-a-maximumsum-subsequence/ 14-Apr-2024 13:37 -
150-searching-a-triangular-array-for-a-subtrian..> 14-Apr-2024 13:37 -
151-paper-sheets-of-standard-sizes-an-expectedv..> 14-Apr-2024 13:37 -
152-writing-12-as-a-sum-of-inverse-squares/ 14-Apr-2024 13:37 -
153-investigating-gaussian-integers/ 14-Apr-2024 13:37 -
154-exploring-pascals-pyramid/ 14-Apr-2024 13:37 -
155-counting-capacitor-circuits/ 14-Apr-2024 13:37 -
156-counting-digits/ 14-Apr-2024 13:37 -
157-solving-the-diophantine-equation-1a1b-p10n/ 14-Apr-2024 13:37 -
158-exploring-strings-for-which-only-one-charac..> 14-Apr-2024 13:37 -
159-digital-root-sums-of-factorisations/ 14-Apr-2024 13:37 -
160-factorial-trailing-digits/ 14-Apr-2024 13:37 -
161-triominoes/ 14-Apr-2024 13:37 -
162-hexadecimal-numbers/ 14-Apr-2024 13:37 -
163-crosshatched-triangles/ 14-Apr-2024 13:37 -
164-numbers-for-which-no-three-consecutive-digi..> 14-Apr-2024 13:37 -
165-intersections/ 14-Apr-2024 13:37 -
166-criss-cross/ 14-Apr-2024 13:37 -
167-investigating-ulam-sequences/ 14-Apr-2024 13:37 -
168-number-rotations/ 14-Apr-2024 13:37 -
169-exploring-the-number-of-different-ways-a-nu..> 14-Apr-2024 13:37 -
170-find-the-largest-0-to-9-pandigital-that-can..> 14-Apr-2024 13:37 -
171-finding-numbers-for-which-the-sum-of-the-sq..> 14-Apr-2024 13:37 -
172-investigating-numbers-with-few-repeated-digits 14-Apr-2024 13:37 -
173-using-up-to-one-million-tiles-how-many-diff..> 14-Apr-2024 13:37 -
174-counting-the-number-of-hollow-square-lamina..> 14-Apr-2024 13:37 -
175-fractions-involving-the-number-of-different..> 14-Apr-2024 13:37 -
176-rightangled-triangles-that-share-a-cathetus/ 14-Apr-2024 13:37 -
177-integer-angled-quadrilaterals/ 14-Apr-2024 13:37 -
178-step-numbers/ 14-Apr-2024 13:37 -
179-consecutive-positive-divisors/ 14-Apr-2024 13:37 -
180-rational-zeros-of-a-function-of-three-varia..> 14-Apr-2024 13:37 -
181-investigating-in-how-many-ways-objects-of-t..> 14-Apr-2024 13:37 -
182-rsa-encryption/ 14-Apr-2024 13:37 -
183-maximum-product-of-parts/ 14-Apr-2024 13:37 -
184-triangles-containing-the-origin/ 14-Apr-2024 13:37 -
185-number-mind/ 14-Apr-2024 13:37 -
186-connectedness-of-a-network/ 14-Apr-2024 13:37 -
187-semiprimes/ 14-Apr-2024 13:37 -
188-the-hyperexponentiation-of-a-number/ 14-Apr-2024 13:37 -
189-tricolouring-a-triangular-grid/ 14-Apr-2024 13:37 -
190-maximising-a-weighted-product/ 14-Apr-2024 13:37 -
191-prize-strings/ 14-Apr-2024 13:37 -
192-best-approximations/ 14-Apr-2024 13:37 -
193-squarefree-numbers/ 14-Apr-2024 13:37 -
194-coloured-configurations/ 14-Apr-2024 13:37 -
195-inscribed-circles-of-triangles-with-one-ang..> 14-Apr-2024 13:37 -
196-prime-triplets/ 14-Apr-2024 13:37 -
197-investigating-the-behaviour-of-a-recursivel..> 14-Apr-2024 13:37 -
198-ambiguous-numbers/ 14-Apr-2024 13:37 -
199-iterative-circle-packing/ 14-Apr-2024 13:37 -
200-find-the-200th-primeproof-sqube-containing-..> 14-Apr-2024 13:37 -
201-subsets-with-a-unique-sum/ 14-Apr-2024 13:37 -
202-laserbeam/ 14-Apr-2024 13:37 -
203-squarefree-binomial-coefficients/ 14-Apr-2024 13:37 -
204-generalised-hamming-numbers/ 14-Apr-2024 13:37 -
205-dice-game/ 14-Apr-2024 13:37 -
206-concealed-square/ 14-Apr-2024 13:37 -
207-integer-partition-equations/ 14-Apr-2024 13:37 -
208-robot-walks/ 14-Apr-2024 13:37 -
209-circular-logic/ 14-Apr-2024 13:37 -
210-obtuse-angled-triangles/ 14-Apr-2024 13:37 -
211-divisor-square-sum/ 14-Apr-2024 13:37 -
212-combined-volume-of-cuboids/ 14-Apr-2024 13:37 -
213-flea-circus/ 14-Apr-2024 13:37 -
214-totient-chains/ 14-Apr-2024 13:37 -
215-crackfree-walls/ 14-Apr-2024 13:37 -
216-investigating-the-primality-of-numbers-of-t..> 14-Apr-2024 13:37 -
217-balanced-numbers/ 14-Apr-2024 13:37 -
218-perfect-rightangled-triangles/ 14-Apr-2024 13:37 -
219-skewcost-coding/ 14-Apr-2024 13:37 -
220-heighway-dragon/ 14-Apr-2024 13:37 -
221-alexandrian-integers/ 14-Apr-2024 13:37 -
222-sphere-packing/ 14-Apr-2024 13:37 -
223-almost-rightangled-triangles-i/ 14-Apr-2024 13:37 -
224-almost-rightangled-triangles-ii/ 14-Apr-2024 13:37 -
225-tribonacci-nondivisors/ 14-Apr-2024 13:37 -
226-a-scoop-of-blancmange/ 14-Apr-2024 13:37 -
227-the-chase/ 14-Apr-2024 13:37 -
228-minkowski-sums/ 14-Apr-2024 13:37 -
229-four-representations-using-squares/ 14-Apr-2024 13:37 -
230-fibonacci-words/ 14-Apr-2024 13:37 -
231-the-prime-factorisation-of-binomial-coeffic..> 14-Apr-2024 13:37 -
232-the-race/ 14-Apr-2024 13:37 -
233-lattice-points-on-a-circle/ 14-Apr-2024 13:37 -
234-semidivisible-numbers/ 14-Apr-2024 13:37 -
235-an-arithmetic-geometric-sequence/ 14-Apr-2024 13:37 -
236-luxury-hampers/ 14-Apr-2024 13:37 -
237-tours-on-a-4-x-n-playing-board/ 14-Apr-2024 13:37 -
238-infinite-string-tour/ 14-Apr-2024 13:37 -
239-twentytwo-foolish-primes/ 14-Apr-2024 13:37 -
240-top-dice/ 14-Apr-2024 13:37 -
241-perfection-quotients/ 14-Apr-2024 13:37 -
242-odd-triplets/ 14-Apr-2024 13:37 -
243-resilience/ 14-Apr-2024 13:37 -
244-sliders/ 14-Apr-2024 13:37 -
245-coresilience/ 14-Apr-2024 13:37 -
246-tangents-to-an-ellipse/ 14-Apr-2024 13:37 -
247-squares-under-a-hyperbola/ 14-Apr-2024 13:37 -
248-numbers-for-which-eulers-totient-function-e..> 14-Apr-2024 13:37 -
249-prime-subset-sums/ 14-Apr-2024 13:37 -
250-250250/ 14-Apr-2024 13:37 -
251-cardano-triplets/ 14-Apr-2024 13:37 -
252-convex-holes/ 14-Apr-2024 13:37 -
253-tidying-up/ 14-Apr-2024 13:37 -
254-sums-of-digit-factorials/ 14-Apr-2024 13:37 -
255-rounded-square-roots/ 14-Apr-2024 13:37 -
256-tatamifree-rooms/ 14-Apr-2024 13:37 -
257-angular-bisectors/ 14-Apr-2024 13:37 -
258-a-lagged-fibonacci-sequence/ 14-Apr-2024 13:37 -
259-reachable-numbers/ 14-Apr-2024 13:37 -
260-stone-game/ 14-Apr-2024 13:37 -
261-pivotal-square-sums/ 14-Apr-2024 13:37 -
262-mountain-range/ 14-Apr-2024 13:37 -
263-an-engineers-dream-come-true/ 14-Apr-2024 13:37 -
264-triangle-centres/ 14-Apr-2024 13:37 -
265-binary-circles/ 14-Apr-2024 13:37 -
266-pseudo-square-root/ 14-Apr-2024 13:37 -
267-billionaire/ 14-Apr-2024 13:37 -
268-counting-numbers-with-at-least-four-distinc..> 14-Apr-2024 13:37 -
269-polynomials-with-at-least-one-integer-root/ 14-Apr-2024 13:37 -
270-cutting-squares/ 14-Apr-2024 13:37 -
271-modular-cubes-part-1/ 14-Apr-2024 13:37 -
272-modular-cubes-part-2/ 14-Apr-2024 13:37 -
273-sum-of-squares/ 14-Apr-2024 13:37 -
274-divisibility-multipliers/ 14-Apr-2024 13:37 -
275-balanced-sculptures/ 14-Apr-2024 13:37 -
276-primitive-triangles/ 14-Apr-2024 13:37 -
277-a-modified-collatz-sequence/ 14-Apr-2024 13:37 -
278-linear-combinations-of-semiprimes/ 14-Apr-2024 13:37 -
279-triangles-with-integral-sides-and-an-integr..> 14-Apr-2024 13:37 -
280-ant-and-seeds/ 14-Apr-2024 13:37 -
281-pizza-toppings/ 14-Apr-2024 13:37 -
282-the-ackermann-function/ 14-Apr-2024 13:37 -
283-integer-sided-triangles-for-which-the--area..> 14-Apr-2024 13:37 -
284-steady-squares/ 14-Apr-2024 13:37 -
285-pythagorean-odds/ 14-Apr-2024 13:37 -
286-scoring-probabilities/ 14-Apr-2024 13:37 -
287-quadtree-encoding-compression/ 14-Apr-2024 13:37 -
288-an-enormous-factorial/ 14-Apr-2024 13:37 -
289-eulerian-cycles/ 14-Apr-2024 13:37 -
290-digital-signature/ 14-Apr-2024 13:37 -
291-panaitopol-primes/ 14-Apr-2024 13:37 -
292-pythagorean-polygons/ 14-Apr-2024 13:37 -
293-pseudofortunate-numbers/ 14-Apr-2024 13:37 -
294-sum-of-digits--experience-23/ 14-Apr-2024 13:37 -
295-lenticular-holes/ 14-Apr-2024 13:37 -
296-angular-bisector-and-tangent/ 14-Apr-2024 13:37 -
297-zeckendorf-representation/ 14-Apr-2024 13:37 -
298-selective-amnesia/ 14-Apr-2024 13:37 -
299-three-similar-triangles/ 14-Apr-2024 13:37 -
300-protein-folding/ 14-Apr-2024 13:37 -
301-nim/ 14-Apr-2024 13:37 -
302-strong-achilles-numbers/ 14-Apr-2024 13:37 -
303-multiples-with-small-digits/ 14-Apr-2024 13:37 -
304-primonacci/ 14-Apr-2024 13:37 -
305-reflexive-position/ 14-Apr-2024 13:37 -
306-paperstrip-game/ 14-Apr-2024 13:37 -
307-chip-defects/ 14-Apr-2024 13:37 -
308-an-amazing-primegenerating-automaton/ 14-Apr-2024 13:37 -
309-integer-ladders/ 14-Apr-2024 13:37 -
310-nim-square/ 14-Apr-2024 13:37 -
311-biclinic-integral-quadrilaterals/ 14-Apr-2024 13:37 -
312-cyclic-paths-on-sierpiski-graphs/ 14-Apr-2024 13:37 -
313-sliding-game/ 14-Apr-2024 13:37 -
314-the-mouse-on-the-moon/ 14-Apr-2024 13:37 -
315-digital-root-clocks/ 14-Apr-2024 13:37 -
316-numbers-in-decimal-expansions/ 14-Apr-2024 13:37 -
317-firecracker/ 14-Apr-2024 13:37 -
318-2011-nines/ 14-Apr-2024 13:37 -
319-bounded-sequences/ 14-Apr-2024 13:37 -
320-factorials-divisible-by-a-huge-integer/ 14-Apr-2024 13:37 -
321-swapping-counters/ 14-Apr-2024 13:37 -
322-binomial-coefficients-divisible-by-10/ 14-Apr-2024 13:37 -
323-bitwiseor-operations-on-random-integers/ 14-Apr-2024 13:37 -
324-building-a-tower/ 14-Apr-2024 13:37 -
325-stone-game-ii/ 14-Apr-2024 13:37 -
326-modulo-summations/ 14-Apr-2024 13:37 -
327-rooms-of-doom/ 14-Apr-2024 13:37 -
328-lowestcost-search/ 14-Apr-2024 13:37 -
329-prime-frog/ 14-Apr-2024 13:37 -
330-eulers-number/ 14-Apr-2024 13:37 -
331-cross-flips/ 14-Apr-2024 13:37 -
332-spherical-triangles/ 14-Apr-2024 13:37 -
333-special-partitions/ 14-Apr-2024 13:37 -
334-spilling-the-beans/ 14-Apr-2024 13:37 -
335-gathering-the-beans/ 14-Apr-2024 13:37 -
336-maximix-arrangements/ 14-Apr-2024 13:37 -
337-totient-stairstep-sequences/ 14-Apr-2024 13:37 -
338-cutting-rectangular-grid-paper/ 14-Apr-2024 13:37 -
339-peredur-fab-efrawg/ 14-Apr-2024 13:37 -
340-crazy-function/ 14-Apr-2024 13:37 -
341-golombs-selfdescribing-sequence/ 14-Apr-2024 13:37 -
342-the-totient-of-a-square-is-a-cube/ 14-Apr-2024 13:37 -
343-fractional-sequences/ 14-Apr-2024 13:37 -
344-silver-dollar-game/ 14-Apr-2024 13:37 -
345-matrix-sum/ 14-Apr-2024 13:37 -
346-strong-repunits/ 14-Apr-2024 13:37 -
347-largest-integer-divisible-by-two-primes/ 14-Apr-2024 13:37 -
348-sum-of-a-square-and-a-cube/ 14-Apr-2024 13:37 -
349-langtons-ant/ 14-Apr-2024 13:37 -
350-constraining-the-least-greatest-and-the-gre..> 14-Apr-2024 13:37 -
351-hexagonal-orchards/ 14-Apr-2024 13:37 -
352-blood-tests/ 14-Apr-2024 13:37 -
353-risky-moon/ 14-Apr-2024 13:37 -
354-distances-in-a-bees-honeycomb-/ 14-Apr-2024 13:37 -
355-maximal-coprime-subset/ 14-Apr-2024 13:37 -
356-largest-roots-of-cubic-polynomials/ 14-Apr-2024 13:37 -
357-prime-generating-integers/ 14-Apr-2024 13:37 -
358-cyclic-numbers/ 14-Apr-2024 13:37 -
359-hilberts-new-hotel/ 14-Apr-2024 13:37 -
360-scary-sphere/ 14-Apr-2024 13:37 -
361-subsequence-of-thuemorse-sequence/ 14-Apr-2024 13:37 -
362-squarefree-factors/ 14-Apr-2024 13:37 -
363-bzier-curves/ 14-Apr-2024 13:37 -
364-comfortable-distance/ 14-Apr-2024 13:37 -
365-a-huge-binomial-coefficient/ 14-Apr-2024 13:37 -
366-stone-game-iii/ 14-Apr-2024 13:37 -
367-bozo-sort/ 14-Apr-2024 13:37 -
368-a-kempnerlike-series/ 14-Apr-2024 13:37 -
369-badugi/ 14-Apr-2024 13:37 -
370-geometric-triangles/ 14-Apr-2024 13:37 -
371-licence-plates/ 14-Apr-2024 13:37 -
372-pencils-of-rays/ 14-Apr-2024 13:37 -
373-circumscribed-circles/ 14-Apr-2024 13:37 -
374-maximum-integer-partition-product/ 14-Apr-2024 13:37 -
375-minimum-of-subsequences/ 14-Apr-2024 13:37 -
376-nontransitive-sets-of-dice/ 14-Apr-2024 13:37 -
377-sum-of-digits-experience-13/ 14-Apr-2024 13:37 -
378-triangle-triples/ 14-Apr-2024 13:37 -
379-least-common-multiple-count/ 14-Apr-2024 13:37 -
380-amazing-mazes/ 14-Apr-2024 13:37 -
381-primek-factorial/ 14-Apr-2024 13:37 -
382-generating-polygons/ 14-Apr-2024 13:37 -
383-divisibility-comparison-between-factorials/ 14-Apr-2024 13:37 -
384-rudinshapiro-sequence/ 14-Apr-2024 13:37 -
385-ellipses-inside-triangles/ 14-Apr-2024 13:37 -
386-maximum-length-of-an-antichain/ 14-Apr-2024 13:37 -
387-harshad-numbers/ 14-Apr-2024 13:37 -
388-distinct-lines/ 14-Apr-2024 13:37 -
389-platonic-dice/ 14-Apr-2024 13:37 -
390-triangles-with-non-rational-sides-and-integ..> 14-Apr-2024 13:37 -
391-hopping-game/ 14-Apr-2024 13:37 -
392-enmeshed-unit-circle/ 14-Apr-2024 13:37 -
393-migrating-ants/ 14-Apr-2024 13:37 -
394-eating-pie/ 14-Apr-2024 13:37 -
395-pythagorean-tree/ 14-Apr-2024 13:37 -
396-weak-goodstein-sequence/ 14-Apr-2024 13:37 -
397-triangle-on-parabola/ 14-Apr-2024 13:37 -
398-cutting-rope/ 14-Apr-2024 13:37 -
399-squarefree-fibonacci-numbers/ 14-Apr-2024 13:37 -
400-fibonacci-tree-game/ 14-Apr-2024 13:37 -
401-sum-of-squares-of-divisors/ 14-Apr-2024 13:37 -
402-integervalued-polynomials/ 14-Apr-2024 13:37 -
403-lattice-points-enclosed-by-parabola-and-line/ 14-Apr-2024 13:37 -
404-crisscross-ellipses/ 14-Apr-2024 13:37 -
405-a-rectangular-tiling/ 14-Apr-2024 13:37 -
406-guessing-game/ 14-Apr-2024 13:37 -
407-idempotents/ 14-Apr-2024 13:37 -
408-admissible-paths-through-a-grid/ 14-Apr-2024 13:37 -
409-nim-extreme/ 14-Apr-2024 13:37 -
410-circle-and-tangent-line/ 14-Apr-2024 13:37 -
411-uphill-paths/ 14-Apr-2024 13:37 -
412-gnomon-numbering/ 14-Apr-2024 13:37 -
413-onechild-numbers/ 14-Apr-2024 13:37 -
414-kaprekar-constant/ 14-Apr-2024 13:37 -
415-titanic-sets/ 14-Apr-2024 13:37 -
416-a-frogs-trip/ 14-Apr-2024 13:37 -
417-reciprocal-cycles-ii/ 14-Apr-2024 13:37 -
418-factorisation-triples/ 14-Apr-2024 13:37 -
419-look-and-say-sequence/ 14-Apr-2024 13:37 -
420-2x2-positive-integer-matrix/ 14-Apr-2024 13:37 -
421-prime-factors-of-n151/ 14-Apr-2024 13:37 -
422-sequence-of-points-on-a-hyperbola/ 14-Apr-2024 13:37 -
423-consecutive-die-throws/ 14-Apr-2024 13:37 -
424-kakuro/ 14-Apr-2024 13:37 -
425-prime-connection/ 14-Apr-2024 13:37 -
426-boxball-system/ 14-Apr-2024 13:37 -
427-nsequences/ 14-Apr-2024 13:37 -
428-necklace-of-circles/ 14-Apr-2024 13:37 -
429-sum-of-squares-of-unitary-divisors/ 14-Apr-2024 13:37 -
430-range-flips/ 14-Apr-2024 13:37 -
431-square-space-silo/ 14-Apr-2024 13:37 -
432-totient-sum/ 14-Apr-2024 13:37 -
433-steps-in-euclids-algorithm/ 14-Apr-2024 13:37 -
434-rigid-graphs/ 14-Apr-2024 13:37 -
435-polynomials-of-fibonacci-numbers/ 14-Apr-2024 13:37 -
436-unfair-wager/ 14-Apr-2024 13:37 -
437-fibonacci-primitive-roots/ 14-Apr-2024 13:37 -
438-integer-part-of-polynomial-equations-solutions 14-Apr-2024 13:37 -
439-sum-of-sum-of-divisors/ 14-Apr-2024 13:37 -
440-gcd-and-tiling/ 14-Apr-2024 13:37 -
441-the-inverse-summation-of-coprime-couples/ 14-Apr-2024 13:37 -
442-elevenfree-integers/ 14-Apr-2024 13:37 -
443-gcd-sequence/ 14-Apr-2024 13:37 -
444-the-roundtable-lottery/ 14-Apr-2024 13:37 -
445-retractions-a/ 14-Apr-2024 13:37 -
446-retractions-b/ 14-Apr-2024 13:37 -
447-retractions-c/ 14-Apr-2024 13:37 -
448-average-least-common-multiple/ 14-Apr-2024 13:37 -
449-chocolate-covered-candy/ 14-Apr-2024 13:37 -
450-hypocycloid-and-lattice-points/ 14-Apr-2024 13:37 -
451-modular-inverses/ 14-Apr-2024 13:37 -
452-long-products/ 14-Apr-2024 13:37 -
453-lattice-quadrilaterals/ 14-Apr-2024 13:37 -
454-diophantine-reciprocals-iii/ 14-Apr-2024 13:37 -
455-powers-with-trailing-digits/ 14-Apr-2024 13:37 -
456-triangles-containing-the-origin-ii/ 14-Apr-2024 13:37 -
457-a-polynomial-modulo-the-square-of-a-prime/ 14-Apr-2024 13:37 -
458-permutations-of-project/ 14-Apr-2024 13:37 -
459-flipping-game/ 14-Apr-2024 13:37 -
460-an-ant-on-the-move/ 14-Apr-2024 13:37 -
461-almost-pi/ 14-Apr-2024 13:37 -
462-permutation-of-3smooth-numbers/ 14-Apr-2024 13:37 -
463-a-weird-recurrence-relation/ 14-Apr-2024 13:37 -
464-mbius-function-and-intervals/ 14-Apr-2024 13:37 -
465-polar-polygons/ 14-Apr-2024 13:37 -
466-distinct-terms-in-a-multiplication-table/ 14-Apr-2024 13:37 -
467-superinteger/ 14-Apr-2024 13:37 -
468-smooth-divisors-of-binomial-coefficients/ 14-Apr-2024 13:37 -
469-empty-chairs/ 14-Apr-2024 13:37 -
470-super-ramvok/ 14-Apr-2024 13:37 -
471-triangle-inscribed-in-ellipse/ 14-Apr-2024 13:37 -
472-comfortable-distance-ii/ 14-Apr-2024 13:37 -
473-phigital-number-base/ 14-Apr-2024 13:37 -
474-last-digits-of-divisors/ 14-Apr-2024 13:37 -
475-music-festival/ 14-Apr-2024 13:37 -
476-circle-packing-ii/ 14-Apr-2024 13:37 -
477-number-sequence-game/ 14-Apr-2024 13:37 -
478-mixtures/ 14-Apr-2024 13:37 -
479-roots-on-the-rise/ 14-Apr-2024 13:37 -
480-the-last-question/ 14-Apr-2024 13:37 -
481-chef-showdown/ 14-Apr-2024 13:37 -
482-the-incenter-of-a-triangle/ 14-Apr-2024 13:37 -
483-repeated-permutation/ 14-Apr-2024 13:37 -
484-arithmetic-derivative/ 14-Apr-2024 13:37 -
485-maximum-number-of-divisors/ 14-Apr-2024 13:37 -
486-palindromecontaining-strings/ 14-Apr-2024 13:37 -
487-sums-of-power-sums/ 14-Apr-2024 13:37 -
488-unbalanced-nim/ 14-Apr-2024 13:37 -
489-common-factors-between-two-sequences/ 14-Apr-2024 13:37 -
490-jumping-frog/ 14-Apr-2024 13:37 -
491-double-pandigital-number-divisible-by-11/ 14-Apr-2024 13:37 -
492-exploding-sequence/ 14-Apr-2024 13:37 -
493-under-the-rainbow/ 14-Apr-2024 13:37 -
494-collatz-prefix-families/ 14-Apr-2024 13:37 -
495-writing-n-as-the-product-of-k-distinct-posi..> 14-Apr-2024 13:37 -
496-incenter-and-circumcenter-of-triangle/ 14-Apr-2024 13:37 -
497-drunken-tower-of-hanoi/ 14-Apr-2024 13:37 -
498-remainder-of-polynomial-division/ 14-Apr-2024 13:37 -
499-st-petersburg-lottery/ 14-Apr-2024 13:37 -
500-problem-500/ 14-Apr-2024 13:37 -
501-eight-divisors/ 14-Apr-2024 13:37 -
502-counting-castles/ 14-Apr-2024 13:37 -
503-compromise-or-persist/ 14-Apr-2024 13:37 -
504-square-on-the-inside/ 14-Apr-2024 13:37 -
505-bidirectional-recurrence/ 14-Apr-2024 13:37 -
506-clock-sequence/ 14-Apr-2024 13:37 -
507-shortest-lattice-vector/ 14-Apr-2024 13:37 -
508-integers-in-base-i1/ 14-Apr-2024 13:37 -
509-divisor-nim/ 14-Apr-2024 13:37 -
510-tangent-circles/ 14-Apr-2024 13:37 -
511-sequences-with-nice-divisibility-properties/ 14-Apr-2024 13:37 -
512-sums-of-totients-of-powers/ 14-Apr-2024 13:37 -
513-integral-median/ 14-Apr-2024 13:37 -
514-geoboard-shapes/ 14-Apr-2024 13:37 -
515-dissonant-numbers/ 14-Apr-2024 13:37 -
516-5smooth-totients/ 14-Apr-2024 13:37 -
517-a-real-recursion/ 14-Apr-2024 13:37 -
518-prime-triples-and-geometric-sequences/ 14-Apr-2024 13:37 -
519-tricolored-coin-fountains/ 14-Apr-2024 13:37 -
520-simbers/ 14-Apr-2024 13:37 -
521-smallest-prime-factor/ 14-Apr-2024 13:37 -
522-hilberts-blackout/ 14-Apr-2024 13:37 -
523-first-sort-i/ 14-Apr-2024 13:37 -
524-first-sort-ii/ 14-Apr-2024 13:37 -
525-rolling-ellipse/ 14-Apr-2024 13:37 -
526-largest-prime-factors-of-consecutive-numbers/ 14-Apr-2024 13:37 -
527-randomized-binary-search/ 14-Apr-2024 13:37 -
528-constrained-sums/ 14-Apr-2024 13:37 -
529-10substrings/ 14-Apr-2024 13:37 -
530-gcd-of-divisors/ 14-Apr-2024 13:37 -
531-chinese-leftovers/ 14-Apr-2024 13:37 -
532-nanobots-on-geodesics/ 14-Apr-2024 13:37 -
533-minimum-values-of-the-carmichael-function/ 14-Apr-2024 13:37 -
534-weak-queens/ 14-Apr-2024 13:37 -
535-fractal-sequence/ 14-Apr-2024 13:37 -
536-modulo-power-identity-/ 14-Apr-2024 13:37 -
537-counting-tuples/ 14-Apr-2024 13:37 -
538-maximum-quadrilaterals/ 14-Apr-2024 13:37 -
539-odd-elimination/ 14-Apr-2024 13:37 -
540-counting-primitive-pythagorean-triples/ 14-Apr-2024 13:37 -
541-divisibility-of-harmonic-number-denominators/ 14-Apr-2024 13:37 -
542-geometric-progression-with-maximum-sum/ 14-Apr-2024 13:37 -
543-primesum-numbers/ 14-Apr-2024 13:37 -
544-chromatic-conundrum/ 14-Apr-2024 13:37 -
545-faulhabers-formulas/ 14-Apr-2024 13:37 -
546-the-floors-revenge/ 14-Apr-2024 13:37 -
547-distance-of-random-points-within-hollow-squ..> 14-Apr-2024 13:37 -
548-gozinta-chains/ 14-Apr-2024 13:37 -
549-divisibility-of-factorials/ 14-Apr-2024 13:37 -
550-divisor-game/ 14-Apr-2024 13:37 -
551-sum-of-digits-sequence/ 14-Apr-2024 13:37 -
552-chinese-leftovers-ii/ 14-Apr-2024 13:37 -
553-power-sets-of-power-sets/ 14-Apr-2024 13:37 -
554-centaurs-on-a-chess-board/ 14-Apr-2024 13:37 -
555-mccarthy-91-function/ 14-Apr-2024 13:37 -
556-squarefree-gaussian-integers/ 14-Apr-2024 13:37 -
557-cutting-triangles/ 14-Apr-2024 13:37 -
558-irrational-base/ 14-Apr-2024 13:37 -
559-permuted-matrices/ 14-Apr-2024 13:37 -
560-coprime-nim/ 14-Apr-2024 13:37 -
561-divisor-pairs/ 14-Apr-2024 13:37 -
562-maximal-perimeter/ 14-Apr-2024 13:37 -
563-robot-welders/ 14-Apr-2024 13:37 -
564-maximal-polygons/ 14-Apr-2024 13:37 -
565-divisibility-of-sum-of-divisors/ 14-Apr-2024 13:37 -
566-cake-icing-puzzle/ 14-Apr-2024 13:37 -
567-reciprocal-games-i/ 14-Apr-2024 13:37 -
568-reciprocal-games-ii/ 14-Apr-2024 13:37 -
569-prime-mountain-range/ 14-Apr-2024 13:37 -
570-snowflakes/ 14-Apr-2024 13:37 -
571-super-pandigital-numbers/ 14-Apr-2024 13:37 -
572-idempotent-matrices/ 14-Apr-2024 13:37 -
573-unfair-race/ 14-Apr-2024 13:37 -
574-verifying-primes/ 14-Apr-2024 13:37 -
575-wandering-robots/ 14-Apr-2024 13:37 -
576-irrational-jumps/ 14-Apr-2024 13:37 -
577-counting-hexagons/ 14-Apr-2024 13:37 -
578-integers-with-decreasing-prime-powers/ 14-Apr-2024 13:37 -
579-lattice-points-in-lattice-cubes/ 14-Apr-2024 13:37 -
580-squarefree-hilbert-numbers/ 14-Apr-2024 13:37 -
581-47smooth-triangular-numbers/ 14-Apr-2024 13:37 -
582-nearly-isosceles-120-degree-triangles/ 14-Apr-2024 13:37 -
583-heron-envelopes/ 14-Apr-2024 13:37 -
584-birthday-problem-revisited/ 14-Apr-2024 13:37 -
585-nested-square-roots/ 14-Apr-2024 13:37 -
586-binary-quadratic-form/ 14-Apr-2024 13:37 -
587-concave-triangle/ 14-Apr-2024 13:37 -
588-quintinomial-coefficients/ 14-Apr-2024 13:37 -
589-poohsticks-marathon/ 14-Apr-2024 13:37 -
590-sets-with-a-given-least-common-multiple/ 14-Apr-2024 13:37 -
591-best-approximations-by-quadratic-integers/ 14-Apr-2024 13:37 -
592-factorial-trailing-digits-2/ 14-Apr-2024 13:37 -
593-fleeting-medians/ 14-Apr-2024 13:37 -
594-rhombus-tilings/ 14-Apr-2024 13:37 -
595-incremental-random-sort/ 14-Apr-2024 13:37 -
596-number-of-lattice-points-in-a-hyperball/ 14-Apr-2024 13:37 -
597-torpids/ 14-Apr-2024 13:37 -
598-split-divisibilities/ 14-Apr-2024 13:37 -