P2666 [USACO07OCT]Bessie's Secret Pasture S

R42120490

problem/P2666/P2666.cpp

@@ -0,0 +1,21 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    int n, ans = 0;
+    cin >> n;
+    for (int i = 0; i <= 100; i++) {
+        for (int j = 0; j <= 100; j++) {
+            for (int k = 0; k <= 100; k++) {
+                for (int p = 0; p <= 100; p++) {
+                    if (i * i + j * j + k * k + p * p == n) {
+                        ans++;
+                    }
+                }
+            }
+        }
+    }
+    cout << ans << endl;
+    return 0;
+}