fix some broken urls

jakobkogler · jakobkogler · commit 0f2453dfd75c · 2023-09-24T21:03:27.000+02:00
diff --git a/src/dynamic_programming/profile-dynamics.md b/src/dynamic_programming/profile-dynamics.md
@@ -80,7 +80,7 @@ int main()
 - [SPOJ BTCODE_J](https://www.spoj.com/problems/BTCODE_J/)
 - [SPOJ PBOARD](https://www.spoj.com/problems/PBOARD/)
 - [ACM HDU 4285 - Circuits](http://acm.hdu.edu.cn/showproblem.php?pid=4285)
-- [LiveArchive 4608 - Mosaic](https://icpcarchive.ecs.baylor.edu/index.php?option=onlinejudge&page=show_problem&problem=2609)
+- [LiveArchive 4608 - Mosaic](https://vjudge.net/problem/UVALive-4608)
 - [Timus 1519 - Formula 1](https://acm.timus.ru/problem.aspx?space=1&num=1519)
 - [Codeforces Parquet](https://codeforces.com/problemset/problem/26/C)
 
diff --git a/src/graph/dijkstra.md b/src/graph/dijkstra.md
@@ -165,7 +165,7 @@ vector<int> restore_path(int s, int t, vector<int> const& p) {
 * [TopCoder - SkiResorts](https://community.topcoder.com/stat?c=problem_statement&pm=12468)
 * [TopCoder - MaliciousPath](https://community.topcoder.com/stat?c=problem_statement&pm=13596)
 * [SPOJ - Ada and Trip](http://www.spoj.com/problems/ADATRIP/)
-* [LA - 3850 - Here We Go(relians) Again](https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=1851)
+* [LA - 3850 - Here We Go(relians) Again](https://vjudge.net/problem/UVALive-3850)
 * [GYM - Destination Unknown (D)](http://codeforces.com/gym/100625)
 * [UVA 12950 - Even Obsession](https://uva.onlinejudge.org/index.php?option=onlinejudge&page=show_problem&problem=4829)
 * [GYM - Journey to Grece (A)](http://codeforces.com/gym/100753)
@@ -176,7 +176,7 @@ vector<int> restore_path(int s, int t, vector<int> const& p) {
 * [UVA 11813 - Shopping](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2913)
 * [UVA 11833 - Route Change](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=226&page=show_problem&problem=2933)
 * [SPOJ - Easy Dijkstra Problem](http://www.spoj.com/problems/EZDIJKST/en/)
-* [LA - 2819 - Cave Raider](https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=820)
+* [LA - 2819 - Cave Raider](https://vjudge.net/problem/UVALive-2819)
 * [UVA 12144 - Almost Shortest Path](https://uva.onlinejudge.org/index.php?option=onlinejudge&page=show_problem&problem=3296)
 * [UVA 12047 - Highest Paid Toll](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=3198)
 * [UVA 11514 - Batman](https://uva.onlinejudge.org/index.php?option=onlinejudge&page=show_problem&problem=2509)
diff --git a/src/string/suffix-array.md b/src/string/suffix-array.md
@@ -395,25 +395,24 @@ $$\sum_{i=0}^{n-1} (n - p[i]) - \sum_{i=0}^{n-2} \text{lcp}[i] = \frac{n^2 + n}{
 * [UVA - 1227 - The longest constant gene](https://uva.onlinejudge.org/index.php?option=onlinejudge&page=show_problem&problem=3668)
 * [SPOJ - Longest Common Substring](http://www.spoj.com/problems/LCS/en/)
 * [UVA 11512 - GATTACA](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2507)
-* [LA 7502 - Suffixes and Palindromes](https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&category=720&page=show_problem&problem=5524)
+* [LA 7502 - Suffixes and Palindromes](https://vjudge.net/problem/UVALive-7502)
 * [GYM - Por Costel and the Censorship Committee](http://codeforces.com/gym/100923/problem/D)
 * [UVA 1254 - Top 10](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=3695)
 * [UVA 12191 - File Recover](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=3343)
 * [UVA 12206 - Stammering Aliens](https://uva.onlinejudge.org/index.php?option=onlinejudge&page=show_problem&problem=3358)
 * [Codechef - Jarvis and LCP](https://www.codechef.com/problems/INSQ16F)
-* [LA 3943 - Liking's Letter](https://icpcarchive.ecs.baylor.edu/index.php?option=onlinejudge&Itemid=8&page=show_problem&problem=1944)
+* [LA 3943 - Liking's Letter](https://vjudge.net/problem/UVALive-3943)
 * [UVA 11107 - Life Forms](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2048)
 * [UVA 12974 - Exquisite Strings](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&category=862&page=show_problem&problem=4853)
 * [UVA 10526 - Intellectual Property](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=1467)
 * [UVA 12338 - Anti-Rhyme Pairs](https://uva.onlinejudge.org/index.php?option=onlinejudge&page=show_problem&problem=3760)
-* [DevSkills Reconstructing Blue Print of Life (archived)](http://web.archive.org/web/20210126015936/https://devskill.com/CodingProblems/ViewProblem/328)
 * [UVA 12191 - File Recover](https://uva.onlinejudge.org/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=3343)
 * [SPOJ - Suffix Array](http://www.spoj.com/problems/SARRAY/)
-* [LA 4513 - Stammering Aliens](https://icpcarchive.ecs.baylor.edu/index.php?option=com_onlinejudge&Itemid=8&page=show_problem&problem=2514)
+* [LA 4513 - Stammering Aliens](https://vjudge.net/problem/UVALive-4513)
 * [SPOJ - LCS2](http://www.spoj.com/problems/LCS2/)
 * [Codeforces - Fake News (hard)](http://codeforces.com/contest/802/problem/I)
 * [SPOJ - Longest Commong Substring](http://www.spoj.com/problems/LONGCS/)
 * [SPOJ - Lexicographical Substring Search](http://www.spoj.com/problems/SUBLEX/)
 * [Codeforces - Forbidden Indices](http://codeforces.com/contest/873/problem/F)
 * [Codeforces - Tricky and Clever Password](http://codeforces.com/contest/30/problem/E)
-* [LA 6856 - Circle of digits](https://icpcarchive.ecs.baylor.edu/index.php?option=onlinejudge&page=show_problem&problem=4868)
+* [LA 6856 - Circle of digits](https://vjudge.net/problem/UVALive-6856)
