Topics tagged permutations

Topic	Replies	Views	Activity
Fastest Way to compute a factorial. . . general efficiency , factorials , performance , permutation	16	76213	December 1, 2023
PnC coding permutation	0	243	May 17, 2023
SORTXOR - Editorial editorial ad-hoc , constructive , editorial , permutation , start77	3	1008	February 24, 2023
Editorial-POTTERCYCLES editorial cycle , medium , permutation , sorting	0	618	February 10, 2023
PERMSLCS - Editorial editorial construction , editorial , hard , permutation , longest-com-subsequence , ltime112	0	807	September 23, 2022
In how many ways can 5 letters be mailed if there are 3 different mailboxes available if each letter general combinatorics , permutation	2	748	September 11, 2022
KPERM - Editorial editorial dynamic-programming , easy-medium , editorial , inversions , permutation , cook117 , rajarshi_basu	15	3962	July 29, 2022
TRIPLE_INVS Editorial editorial editorial , inversions , permutation , cook141	18	2083	May 29, 2022
CAC2099 - Editorial editorial dynamic-programming , editorial , matrices , permutation , xor	0	666	March 20, 2022
SUBPERM-Editorial editorial editorial , permutation , simple , ltime104	4	2215	April 3, 2022
PREFPERM - Editorial editorial constructive , editorial , permutation , simple , cook138	14	2333	March 9, 2022
PERMDEL-Editorial editorial combinatorics , editorial , medium , permutation , segment-tree , ltime104	0	792	January 31, 2022
EXPWEI - EDITORIAL editorial cakewalk , combinatorics , editorial , math , permutation , modular-arithmetic , ltime102	12	5243	December 9, 2021
PERMUTINVS - Editorial editorial constructive , editorial , medium-hard , permutation , cook134	0	719	October 26, 2021
FIXFIX - Editorial editorial editorial , permutation , simple , start14	18	1966	October 2, 2021
MINMAXOR - Editorial editorial easy-medium , editorial , permutation , start10	0	1547	August 29, 2021
Need some explanation on the combinatorics formula nCr= n-1Cr + n-1Cr-1 general permutation	7	26509	August 9, 2021
CAKP01 - Editorial editorial easy , math , permutation	2	559	February 2, 2021
SPOJ A Famous Game solution general combinatorics , number-theory , permutation , probability , spoj	1	2157	March 11, 2016
The least sum of numbers in 3xn array that every column and row is represented general help , c-plus-plus , permutation	0	516	November 19, 2020
Need help http://codeforces.com/contest/1409/problem/C general codeforces , permutation , sequence , series	4	838	September 11, 2020
CMEET - Editorial editorial easy , editorial , permutation , ttoe2020	0	715	August 9, 2020
TOTR - Editorial editorial ad-hoc , cakewalk , editorial , march13 , permutation	18	6454	August 2, 2020
TRPLSRT - Editorial editorial easy-medium , editorial , invariants , maths , permutation , may20 , losmi247	64	12874	August 1, 2020
GOODPERM -Editorial general brute-force , cook95 , permutation , simple	23	3940	July 15, 2020
Paper generator help , algorithm , c-plus-plus , permutation	16	3618	June 3, 2020
PERMWAR - EDITORIAL editorial easy , permutation	0	455	May 13, 2020
ZIO18004 - Editorial editorial combinatorics , editorial , permutation , zio , zio2018 , zioeditorials	0	1999	March 23, 2020
Atcoder Beginner Contest 150 Question C general c-plus-plus , factorial , permutation	4	1977	January 10, 2020
ZIO11002 - Editorial editorial combinatorics , editorial , permutation , recursion , zio , zio2011 , zioeditorials	0	1063	November 20, 2019