diff --git "a/\350\256\276\350\256\241\346\250\241\345\274\217/\347\255\226\347\225\245\346\250\241\345\274\217.js" "b/\350\256\276\350\256\241\346\250\241\345\274\217/\347\255\226\347\225\245\346\250\241\345\274\217.js"
new file mode 100644
index 0000000..750ad6f
--- /dev/null
+++ "b/\350\256\276\350\256\241\346\250\241\345\274\217/\347\255\226\347\225\245\346\250\241\345\274\217.js"
@@ -0,0 +1,35 @@
+const strategy = {
+    S(salary) {
+        return salary * 4
+    },
+    A(salary) {
+        return salary * 3
+    },
+    B(salary) {
+        return salary * 2
+    }
+}
+
+const calculate = (leavl, salary) => {
+    return strategy[leavl](salary)
+}
+
+
+
+const S = (salary) => {
+    return salary * 4
+}
+
+const A = (salary) => {
+    return salary * 3
+}
+
+const B = () => {
+    return salary * 2
+}
+
+const calculate2 = (func, salary) => {
+    return func(salary)
+}
+
+console.log(calculate2(A, 10000))
\ No newline at end of file