Stock problems: Reworded by adding today.

gazeldx · gazeldx · commit 3a385494a7ca · 2024-12-06T12:33:51.000+08:00
diff --git a/problems/0121-best-time-to-buy-and-sell-stock.md b/problems/0121-best-time-to-buy-and-sell-stock.md
@@ -48,10 +48,10 @@ class Solution:
         # states:
         #   0: hold stock
         #     1) keep holding
-        #     2) just bought
+        #     2) today just bought
         #   1: no stock
         #     1) keep no stock
-        #     2) just sold
+        #     2) today just sold
         dp = [-prices[0], 0]
 
         for price in prices[1:]:
diff --git a/problems/0122-best-time-to-buy-and-sell-stock-ii.md b/problems/0122-best-time-to-buy-and-sell-stock-ii.md
@@ -57,10 +57,10 @@ class Solution:
         # states:
         #   0: hold stock
         #     1) keep holding
-        #     2) just bought
+        #     2) today just bought
         #   1: no stock
         #     1) keep no stock
-        #     2) just sold
+        #     2) today just sold
         dp = [-prices[0], 0]
 
         for price in prices[1:]:
diff --git a/problems/0714-best-time-to-buy-and-sell-stock-with-transaction-fee.md b/problems/0714-best-time-to-buy-and-sell-stock-with-transaction-fee.md
@@ -54,10 +54,10 @@ class Solution:
         # states:
         #   0: hold stock
         #     1) keep holding
-        #     2) just bought
+        #     2) today just bought
         #   1: no stock
         #     1) keep no stock
-        #     2) just sold
+        #     2) today just sold
         dp = [-prices[0], 0]
 
         for price in prices[1:]:
