Fayorra Online Judge

Competitive Programming Arena

Practice algorithm problems, prepare for contests, and submit your code in C++17 or Python with automated judging.

39 Problems
0 Submissions
21 Users

Math & Number Theory

Primes, Sieve, GCD, Modulo

Greedy & Sorting

Intervals, Heaps, Priority Queue

Data Structures & Trees

Fenwick, SegTrees, BST

Dynamic Programming

DP on Trees, Bitmask, DAG

Recent Submissions
View All →
#ID When User Problem Lang Verdict
No recent submissions. Solve a problem →
Featured Problems All Problems (39) →
Problem Details Solve →
#2 800

Watermelon

Fundamentals, Implementation

Problem Details Solve →
#3 800

Way Too Long Words

Fundamentals, Strings

Problem Details Solve →
#4 800

Team

Fundamentals, Brute Force

Problem Details Solve →
Announcements

SVU & HIAST Collegiate CPC 2026 Problems Added

Complete problem archive (A to N) with test cases and mathematical statements is now available.

Languages Supported

Solutions can be submitted in C++17 (G++) and Python 3 with automated verification.

Search Problems

Difficulty: 800 1000 1200 1600+
Top Standings Full Standings →
1. wassrcm85218
Level 1
0 XP
2. pRQmDuEUPuqHBqhUWHYzJKD
Level 1
0 XP
3. lively3dot54229
Level 1
0 XP
4. mupesokhumbo9313
Level 1
0 XP
5. army42113144
Level 1
0 XP
6. LXsTbHeKVHDmHRqPPAdIkKbE
Level 1
0 XP
7. IidofLmTHJSOSzHjeI
Level 1
0 XP
8. rasega725434
Level 1
0 XP

Start Practicing

Browse the problem archive to solve challenges and track your progress.

Open Problems