restructure zeta/** to storage/zeta/**

storage/zeta/cpp/completed/2720.cpp

@@ -0,0 +1,29 @@
+#include <iostream>
+
+using namespace std;
+
+void solve(int x, int c[], int cat[]) {
+    for (int i = 0; i < 4; i++) {
+        c[i] = (x / cat[i]);
+        x %= cat[i];
+    }
+}
+
+int main() {
+    int cat[4] = {25, 10, 5, 1};
+
+    int N;
+
+    cin >> N;
+    for (int i = 0; i < N; i++) {
+        int x;
+        int coins[4];
+        cin >> x;
+        solve(x, coins, cat);
+        for (int j = 0; j < 4; j++) {
+            cout << coins[j] << " ";
+        }
+        cout << endl;
+    }
+    return 0;
+}