mtwm token

platformapi/jdshopapi/store_page_test.go

@@ -226,41 +226,21 @@ func TestUploadImageNew(t *testing.T) {
 //给定一个包含正整数、加(+)、减(-)、乘(*)、除(/)的算数表达式(括号除外)，计算其结果。
 //表达式仅包含非负整数，+， - ，*，/ 四种运算符和空格  。 整数除法仅保留整数部分。
 func calculate(s string) int {
-	s = "+" + strings.ReplaceAll(s, " ", "")
-	count := map[string]int{
-		"+": 1,
-		"(": 1,
-		")": 1,
-		"-": 1,
-	}
+	s = strings.ReplaceAll(s, " ", "")
 	var str []string
-	mem := ""
-	for k, v := range s {
-		if _, ok := count[string(v)]; !ok {
-			mem = mem + string(v)
-		} else {
-			if mem != "" {
-				str = append(str, mem)
-			}
-			mem = ""
-			str = append(str, string(v))
-		}
-		if k == len(s)-1 {
-			str = append(str, mem)
-		}
-	}
+
 	changeNum := func(s string) int {
 		i, _ := strconv.Atoi(s)
 		return i
 	}
 	var ss []int
-	for k, v := range str {
-		switch v {
-		case "+":
-			ss = append(ss, changeNum(str[k+1]))
-		case "-":
-			ss = append(ss, -changeNum(str[k+1]))
+	for {
+		kr := strings.Index(s, ")")
+		if k == -1 {
+			break
 		}
+		kl := strings.LastIndex(s[:k], "(") 
+		s = s[:kl]+ 
 	}
 	sum := 0
 	for _, v := range ss {