docs: ✏️ update comment about reference

dandedotdev · dandedotdev · commit c864acacc1af · 2024-08-02T10:53:14.000+08:00
diff --git a/src/0001-1000/990/equationsPossible.ts b/src/0001-1000/990/equationsPossible.ts
@@ -1,3 +1,5 @@
+// ref: classes/UnionFind
+
 import { lowercaseCharToArrayIndex } from 'utils/char/lowercaseCharToArrayIndex'
 
 // <Union Find>

Original file line number	Diff line number	Diff line change
`@@ -1,3 +1,5 @@`
	`1`	`+// ref: classes/UnionFind`
	`2`	`+`
`1`	`3`	`import { lowercaseCharToArrayIndex } from 'utils/char/lowercaseCharToArrayIndex'`
`2`	`4`
`3`	`5`	`// <Union Find>`