commit f1ecfafbadbe40e60c4c4598131faa270be1cd8b
Author: bot50 <bot@cs50.harvard.edu>
Date:   Tue Apr 21 07:50:29 2026 +0000

    daviddoji-cs50/problems/2024/sql/packages@20260421T075029.296443778Z

diff --git a/answers.txt b/answers.txt
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index 0000000..1e894cc
--- /dev/null
+++ b/answers.txt
@@ -0,0 +1,9 @@
+
+At what type of address did the Lost Letter end up?: Residential
+At what address did the Lost Letter end up?: 2 Finnigan Street
+
+At what type of address did the Devious Delivery end up?: Police station
+What were the contents of the Devious Delivery?: Duck debugger
+
+What are the contents of the Forgotten Gift?: Flowers
+Who has the Forgotten Gift?: Mikel
diff --git a/log.sql b/log.sql
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index 0000000..5f6053e
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+++ b/log.sql
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+
+-- *** The Lost Letter ***
+-- Get the address id of sender ==> id 432, type Residential
+SELECT * FROM "addresses" WHERE "address" = "900 Somerville Avenue";
+
+-- Get the address id of receiver ==> id 854, type Residential
+SELECT * FROM "addresses" WHERE "address" LIKE "2 Fin%Street";
+
+-- Get the id and contents from the parcel send by sender to receiver
+SELECT * FROM "packages" WHERE "from_address_id" = 432 AND "to_address_id" = 854;
+
+
+
+-- *** The Devious Delivery ***
+-- Get the delivery address of the parcel with missing "from_address_id"
+SELECT * FROM "packages" WHERE "from_address_id" IS NULL;
+
+-- Get info about the package
+SELECT * FROM "scans" WHERE "package_id" = 5098;
+
+-- Get info about where the parcel ended up
+SELECT * FROM "addresses" WHERE "id" = 348;
+
+
+
+-- *** The Forgotten Gift ***
+-- Get the address id of sender ==> id 4983, type Residential
+SELECT * FROM "addresses" WHERE "address" = "728 Maple Place";
+
+-- Get package id and content ==> id 9523, contents Flowers
+SELECT * FROM "packages" WHERE "to_address_id" = 4983;
+
+-- Confirm address of sender ==> 109 Tileston Street
+SELECT * FROM "addresses" WHERE "id" = 9873;
+
+-- Who has the parcel
+SELECT * FROM "scans" WHERE "package_id" = 9523;
+
+-- Get the address of who pick up the parcel ==> a warehouse in 950 Brannon Harris Way
+SELECT * FROM "addresses" WHERE "id" = 7432;
+
+-- Get name of driver who pick up the parcel
+SELECT * FROM "drivers" WHERE "id" = 17;