Added 1328A - Divisibility Problem.cpp

Author: vikashpatel24

1328A - Divisibility Problem.cpp

@@ -0,0 +1,24 @@
+//                                 ॐ नमः शिवाय
+#include<bits/stdc++.h>
+using namespace std;
+#define pb push_back
+ 
+// Code Written By: Vikash Patel
+// Codeforces Profile: https://codeforces.com/profile/vikashpatel
+ 
+int main()
+{
+    int t;
+    cin>>t;
+    while(t--)
+    {
+        long long a,b;
+        cin>>a>>b;
+        long long rem = a%b;
+        if(rem==0)
+        cout<<"0"<<endl;
+        else
+        cout<<b-rem<<endl;
+    }
+    return 0;
+}