diff --git a/BaekJoon/25378/sungchan.py b/BaekJoon/25378/sungchan.py
new file mode 100644
index 0000000..12fd0f9
--- /dev/null
+++ b/BaekJoon/25378/sungchan.py
@@ -0,0 +1,19 @@
+import sys
+input = sys.stdin.readline
+
+n = int(input())
+rocks = list(map(int, input().split()))
+
+dp = [0] * n
+for i in range(n):
+  dp[i] = max(dp[i],dp[i-1])
+  pick = rocks[i]
+  for j in range(i+1,n):
+    pick = rocks[j]-pick
+    if pick<0:
+      break
+    if pick==0: # 이전꺼랑 양이 같으면
+      dp[j] = max(dp[j],dp[i-1]+1)
+      break
+#   print(i, dp)
+print(n-dp[-1])
\ No newline at end of file