diff --git a/Assignment/Assignment1/p1.go b/Assignment/Assignment1/p1.go
index ae5421f..70ce9a3 100644
--- a/Assignment/Assignment1/p1.go
+++ b/Assignment/Assignment1/p1.go
@@ -24,6 +24,11 @@ Output: -1
 
 func DivideWhole(a int, b int) int {
 	// TODO: Your code here
-	return 0
-}
-
+	var result int
+	if b == 0 {
+		result = -1
+	}else{
+		result = a/b
+	}
+	return result
+}
\ No newline at end of file
diff --git a/Assignment/Assignment1/p2.go b/Assignment/Assignment1/p2.go
index b0c0ea6..aa9a169 100644
--- a/Assignment/Assignment1/p2.go
+++ b/Assignment/Assignment1/p2.go
@@ -1,5 +1,10 @@
 package Assignment1
 
+import (
+    "unicode"
+    "strings"
+    "regexp"
+)
 /*
 Clean up sentences. [WEIGHT = 1]
 
@@ -32,6 +37,19 @@ Explanation: Replace the : and , and then remove all trailing/leading spaces
 
 func CleanUp(s string) string {
 	// TODO: Your code here
-	return ""
-}
+    cleaned := ""
+    space := regexp.MustCompile(`\s+`)
+    for _, val := range s {
+        if unicode.IsLetter(val) || unicode.IsNumber(val) || unicode.IsSpace(val) {
+            cleaned += string(val)
+        }
+    }
 
+    // Remove leading and trailing spaces
+    trimCleaned := strings.TrimSpace(cleaned)
+
+    // Remove duplicate space
+    result := space.ReplaceAllString(trimCleaned, " ")
+
+    return result
+}
\ No newline at end of file
diff --git a/Assignment/Assignment1/p3.go b/Assignment/Assignment1/p3.go
index 031362d..359cf95 100644
--- a/Assignment/Assignment1/p3.go
+++ b/Assignment/Assignment1/p3.go
@@ -21,6 +21,13 @@ Explanation: All numbers are odd, so return 0
 
 func EvenSum(nums []int) int {
 	// TODO: Your code here
-	return 0
-}
-
+	result:= 0
+	for _ , val := range nums {
+		if val!= 0 && val % 2 == 0 {
+			result += val
+		}else{
+			result += 0
+		}
+	}
+	return result
+}
\ No newline at end of file