diff --git a/MultipleString.cpp b/MultipleString.cpp
new file mode 100644
index 0000000..1168bfd
--- /dev/null
+++ b/MultipleString.cpp
@@ -0,0 +1,23 @@
+class Solution {
+public:
+    string multiply(string num1, string num2) {
+        if (num1 == "0" || num2 == "0") return "0";
+        
+        vector<int> res(num1.size()+num2.size(), 0);
+        
+        for (int i = num1.size()-1; i >= 0; i--) {
+            for (int j = num2.size()-1; j >= 0; j--) {
+                res[i + j + 1] += (num1[i]-'0') * (num2[j]-'0');
+                res[i + j] += res[i + j + 1] / 10;
+                res[i + j + 1] %= 10;
+            }
+        }
+        
+        int i = 0;
+        string ans = "";
+        while (res[i] == 0) i++;
+        while (i < res.size()) ans += to_string(res[i++]);
+        
+        return ans;
+    }
+};