diff --git "a/heeheej/week30/PRG_121687_\354\213\244\354\212\265\354\232\251\353\241\234\353\264\207.py" "b/heeheej/week30/PRG_121687_\354\213\244\354\212\265\354\232\251\353\241\234\353\264\207.py"
new file mode 100644
index 0000000..83ba876
--- /dev/null
+++ "b/heeheej/week30/PRG_121687_\354\213\244\354\212\265\354\232\251\353\241\234\353\264\207.py"
@@ -0,0 +1,27 @@
+# PCCP 모의고사 2 1번 실습용로봇
+
+def solution(command):
+    answer = []
+    dx = [0, 1, 0, -1]
+    dy = [1, 0, -1, 0]
+    nx, ny = 0, 0
+    d = 0    # 방향인덱스
+    
+    def rotateRight90(d):
+        return (d + 1) % 4
+    
+    for x in command:
+        if x == "G":
+            nx += dx[d]
+            ny += dy[d]
+        elif x == "B":
+            nx -= dx[d]
+            ny -= dy[d]
+        elif x == "R":
+            d = (d + 1) % 4
+        elif x == "L":
+            d -= 1
+            if d < 0:
+                d = 3
+        answer = [nx, ny]
+    return answer
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