From 317db1d887537a85f297dec45588adeb37830a2a Mon Sep 17 00:00:00 2001
From: Ren Baoshuo <i@baoshuo.ren>
Date: Sat, 25 Sep 2021 20:06:12 +0800
Subject: [PATCH] =?UTF-8?q?3988.=20=E4=B8=8D=E5=90=8C=E7=9A=84=E6=95=B0?=
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https://www.acwing.com/problem/content/submission/code_detail/7907500/
---
 AcWing/3988/3988.cpp | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)
 create mode 100644 AcWing/3988/3988.cpp

diff --git a/AcWing/3988/3988.cpp b/AcWing/3988/3988.cpp
new file mode 100644
index 00000000..2cdab528
--- /dev/null
+++ b/AcWing/3988/3988.cpp
@@ -0,0 +1,25 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int n, k, i, a[105];
+map<int, int> b;
+
+int main() {
+    cin >> n >> k;
+    for (int i = 1; i <= n; i++) {
+        cin >> a[i];
+        b[a[i]] = i;
+    }
+    if (b.size() < k) {
+        cout << "NO" << endl;
+    } else {
+        cout << "YES" << endl;
+        for (auto it : b) {
+            cout << it.second << ' ';
+            if (++i >= k) break;
+        }
+        cout << endl;
+    }
+    return 0;
+}