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Luogu/Luogu_P_5715.cpp

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+#include <bits/stdc++.h>
+#define int long long
+#define endl "\n"
+using namespace std;
+
+int arr[1005];
+int n;
+
+signed main()
+{
+    for(int i = 1; i <= 3; i ++ )
+    {
+        cin >> arr[i];
+    }
+    sort(arr + 1, arr + 1 + 3);
+    for(int i = 1; i <= 3; i ++ )
+    {
+        cout << arr[i] << " ";
+    }
+    return 0;
+}