# Triangles

**Input Format**

The **TRIANGLES** table is described as follows:

![](https://s3.amazonaws.com/hr-challenge-images/12887/1443815629-ac2a843fb7-1.png)

Each row in the table denotes the lengths of each of a triangle's three sides.

**Sample Input**

![](https://s3.amazonaws.com/hr-challenge-images/12887/1443815827-cbfc1ca12b-2.png)

```sql
CREATE TABLE IF NOT EXISTS triangles (
	a INT,
	b INT,
	c INT);

INSERT INTO triangles VALUES (10, 10, 10);
INSERT INTO triangles VALUES (11, 11, 11);
INSERT INTO triangles VALUES (30, 32, 30);
INSERT INTO triangles VALUES (40, 40, 40);
INSERT INTO triangles VALUES (20, 20, 21);
INSERT INTO triangles VALUES (21, 21, 21);
INSERT INTO triangles VALUES (20, 22, 21);
INSERT INTO triangles VALUES (20, 20, 40);
INSERT INTO triangles VALUES (20, 22, 21);
INSERT INTO triangles VALUES (30, 32, 41);
INSERT INTO triangles VALUES (50, 22, 51);
INSERT INTO triangles VALUES (20, 12, 61);
INSERT INTO triangles VALUES (20, 22, 50);
INSERT INTO triangles VALUES (50, 52, 51);
INSERT INTO triangles VALUES (80, 80, 80);


```