'commit'

TangDou/CSP-J/J2-2021/AcWing1221_BruteForce2.cpp

@@ -0,0 +1,18 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+int main() {
+    int n;
+    cin >> n;
+    for (int a = 0; a * a <= n / 4; a++)
+        for (int b = a; a * a + b * b <= n / 3; b++)
+            for (int c = b; a * a + b * b + c * c <= n / 2; c++) {
+                int t = n - a * a - b * b - c * c;
+                int d = sqrt(t);
+                if (d * d == t) {
+                    printf("%d %d %d %d\n", a, b, c, d);
+                    exit(0);
+                }
+            }
+    return 0;
+}