From 55ac6b6aec0ed7028a5eb4e68c82890dc314db76 Mon Sep 17 00:00:00 2001
From: algorithmzuo <algorithmzuo@163.com>
Date: Thu, 1 Dec 2022 15:16:54 +0800
Subject: [PATCH] modify code

---
 算法周更班/class_2022_11_5_week/Code04_NthDigit.java | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/算法周更班/class_2022_11_5_week/Code04_NthDigit.java b/算法周更班/class_2022_11_5_week/Code04_NthDigit.java
index 08c6191..828003e 100644
--- a/算法周更班/class_2022_11_5_week/Code04_NthDigit.java
+++ b/算法周更班/class_2022_11_5_week/Code04_NthDigit.java
@@ -59,12 +59,8 @@ public class Code04_NthDigit {
 		if (offset == 0) {
 			return (path / help[nth]) % 10;
 		} else {
-			int cur = offset == all ? 1 : 0;
-			int j = nth / (len * offset);
-			if (nth % (len * offset) == 0) {
-				j--;
-			}
-			cur += j;
+			int j = (nth - 1) / (len * offset);
+			int cur = (offset == all ? 1 : 0) + j;
 			return number(cur * (all / offset) + path, len, offset / 10, all, nth - j * len * offset);
 		}
 	}