diff --git a/Luogu/problem/B2020/B2020.cpp b/Luogu/problem/B2020/B2020.cpp
new file mode 100644
index 00000000..ff597106
--- /dev/null
+++ b/Luogu/problem/B2020/B2020.cpp
@@ -0,0 +1,32 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int a[6], sum;
+
+int main() {
+    cin >> a[1] >> a[2] >> a[3] >> a[4] >> a[5];
+    sum += a[1] % 3;
+    a[1] /= 3;
+    a[5] += a[1];
+    a[2] += a[1];
+    sum += a[2] % 3;
+    a[2] /= 3;
+    a[3] += a[2];
+    a[1] += a[2];
+    sum += a[3] % 3;
+    a[3] /= 3;
+    a[4] += a[3];
+    a[2] += a[3];
+    sum += a[4] % 3;
+    a[4] /= 3;
+    a[5] += a[4];
+    a[3] += a[4];
+    sum += a[5] % 3;
+    a[5] /= 3;
+    a[1] += a[5];
+    a[4] += a[5];
+    cout << a[1] << ' ' << a[2] << ' ' << a[3] << ' ' << a[4] << ' ' << a[5] << endl
+         << sum << endl;
+    return 0;
+}