'commit'

TangDou/LanQiaoBei/LanQiao14GuoSai/1_2.cpp

@@ -0,0 +1,25 @@
+#include <bits/stdc++.h>
+using namespace std;
+
+bool is_octal_palindrome(int n) {
+    string s1 = "";
+    while (n) {
+        s1 += to_string(n % 8);
+        n /= 8;
+    }
+    string s2 = s1;
+    reverse(s2.begin(), s2.end());
+    return s1 == s2;
+}
+
+int main() {
+    int n;
+    cin >> n;
+
+    int s = (int)sqrt(n);
+    for (int i = 1; i <= s; i++) {
+        int s2 = i * i;
+        if (is_octal_palindrome(s2)) cout << s2 << " ";
+    }
+    return 0;
+}