Remove repeated digits in a given number.cpp

Author: NehaKharu

Remove repeated digits in a given number.cpp

@@ -0,0 +1,37 @@
+
+void removerrepeated(ll n)
+{
+    stack<ll>s;
+    s.push(-1);
+    ll val;
+    while(n)
+    {
+        val=n%10;
+        
+        if(val!=s.top())
+        {
+            s.push(val);
+        }
+        n=n/10;
+    }
+    while(s.top()!=-1)
+    {
+        ll data=s.top();
+        cout<<data;
+        s.pop();
+    }
+}
+int main()
+ {
+	//code
+	ll t;
+	cin>>t;
+	while(t--)
+	{
+	    ll n;
+	    cin>>n;
+	    removerrepeated(n);
+	    cout<<endl;
+	}
+	return 0;
+}