---
id: eulerian-tours
title: "Eulerian Tours"
author: Benjamin Qi
prerequisites: 
 - 
     - Silver - Depth First Search
description: ?
---

Has not appeared on a recent USACO contest.

### Standard

 - [Mail Delivery](https://cses.fi/problemset/task/1691)
  - Undirected Euler Tour
 - [Teleporters](https://cses.fi/problemset/task/1693)
  - Directed Euler Tour

### Tutorial

 - CPH (19, Path & Circuits)

### Problems

 - [Matching Substrings](https://csacademy.com/contest/archive/task/matching-substrings/) [](87)