diff --git a/tgyuuAn/README.md b/tgyuuAn/README.md
index ad6f690..2d06b35 100644
--- a/tgyuuAn/README.md
+++ b/tgyuuAn/README.md
@@ -88,4 +88,5 @@
 | 84차시 | 2024.12.31 |  BFS | <a href="https://www.acmicpc.net/problem/4179">불!</a> | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/261
 | 85차시 | 2025.01.09 |  다익스트라 + 이분 탐색 | <a href="https://www.acmicpc.net/problem/1800">인터넷 설치</a> | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/264
 | 86차시 | 2025.01.16 |  이분 탐색  | <a href="https://www.acmicpc.net/problem/1114">통나무 자르기</a> | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/265
+| 87차시 | 2025.01.31 |  그리디  | <a href="https://www.acmicpc.net/problem/8980">택배</a> | https://github.com/AlgoLeadMe/AlgoLeadMe-1/pull/268
 ---
diff --git "a/tgyuuAn/\352\267\270\353\246\254\353\224\224/\355\203\235\353\260\260.py" "b/tgyuuAn/\352\267\270\353\246\254\353\224\224/\355\203\235\353\260\260.py"
new file mode 100644
index 0000000..48ac4ec
--- /dev/null
+++ "b/tgyuuAn/\352\267\270\353\246\254\353\224\224/\355\203\235\353\260\260.py"
@@ -0,0 +1,30 @@
+import sys
+
+def input(): return sys.stdin.readline().rstrip()
+
+N, C = map(int, input().split())
+M = int(input())
+
+delieveries = []
+for _ in range(M):
+    start, destination, size = map(int, input().split())
+    delieveries.append((start, destination, size))
+    
+delieveries.sort(key = lambda x : (x[1], x[0]))
+table = [C for _ in range(N+1)]
+
+answer = 0
+previous_start = 0
+for delievery in delieveries:
+    start, destination, capacity = delievery
+
+    can_delievery = capacity
+    for town in range(start, destination):
+        can_delievery = min(can_delievery, table[town])
+    
+    for town in range(start, destination):
+        table[town] -= can_delievery
+
+    answer += can_delievery
+    
+print(answer)
\ No newline at end of file