diff --git "a/sgoldenbird/level_0/\352\260\201\353\217\204\352\270\260.js" "b/sgoldenbird/level_0/\352\260\201\353\217\204\352\270\260.js"
new file mode 100644
index 0000000..742348d
--- /dev/null
+++ "b/sgoldenbird/level_0/\352\260\201\353\217\204\352\270\260.js"
@@ -0,0 +1,6 @@
+function solution(angle) {
+  if (angle > 0 && angle < 90) return 1;
+  if (angle === 90) return 2;
+  if (angle > 90 && angle < 180) return 3;
+  if (angle === 180) return 4;
+}
diff --git "a/sgoldenbird/level_0/\354\226\221\352\274\254\354\271\230.js" "b/sgoldenbird/level_0/\354\226\221\352\274\254\354\271\230.js"
new file mode 100644
index 0000000..f11cf90
--- /dev/null
+++ "b/sgoldenbird/level_0/\354\226\221\352\274\254\354\271\230.js"
@@ -0,0 +1,9 @@
+function solution(kebabCount, drinkCount) {
+  const KEBAB_PRICE = 12000;
+  const DRINK_PRICE = 2000;
+  const freeDrinkCount = Math.trunc(kebabCount / 10);
+  const paidDrinkCount = drinkCount - freeDrinkCount;
+
+  const totalPrice = KEBAB_PRICE * kebabCount + DRINK_PRICE * paidDrinkCount;
+  return totalPrice;
+}