diff --git a/Coding/C++/Union_Find.cpp b/Coding/C++/Union_Find.cpp
new file mode 100644
index 00000000..b55340e4
--- /dev/null
+++ b/Coding/C++/Union_Find.cpp
@@ -0,0 +1,43 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+
+struct DSU{
+    vector<long long > p, sum;
+    DSU(long long  n) : p(n),sum(n,1) {
+        iota(p.begin(), p.end(), 0);
+    }
+    long long  leader(long long  x){
+        return p[x] == x?p[x]:p[x]=leader(p[x]);
+    }
+    bool same(long long  u, long long  v){
+        return leader(u) == leader(v);
+    }
+    void merge(long long  u, long long  v) {
+        u = leader(u), v = leader(v);
+        if(sum[u]<sum[v]){swap(sum[u],sum[v]);}
+        sum[u]+=sum[v];
+        p[v]=u;
+    }
+};
+
+
+
+int main(){
+   
+    int n,m;cin>>n>>m; 
+    vector<int> a(n);
+    DSU f(n); 
+    for(int i=0;i<n;i++){
+        cin>>a[i];
+        f.sum[i]=a[i];
+    }
+    for(int i=0;i<m;i++){
+        int u,v;cin>>u>>v;
+        u--;v--;
+        f.merge(u,v);
+    }
+
+
+    return 0;
+}