From 1be36799dda7d0e60bd00448f3906b69e7c79b26 Mon Sep 17 00:00:00 2001
From: Kirito <1362050620@qq.com>
Date: Sat, 24 Sep 2022 14:13:47 +0800
Subject: [PATCH] Create 1652.cpp

---
 LeetCode/1652.cpp | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
 create mode 100644 LeetCode/1652.cpp

diff --git a/LeetCode/1652.cpp b/LeetCode/1652.cpp
new file mode 100644
index 0000000..a3cdcbd
--- /dev/null
+++ b/LeetCode/1652.cpp
@@ -0,0 +1,37 @@
+
+class Solution {
+public:
+    vector<int> decrypt(vector<int>& code, int k) {
+        if (k == 0) {
+            return vector<int>(code.size(), 0);
+        }
+
+        int n = code.size();
+
+        vector<int> result;
+
+        if (k > 0) {
+            for (int i = 0; i < n; i++) {
+                int sum = 0;
+                for (int j = 0; j < k; j++) {
+                    int index = (i + 1 + j) % n;
+                    sum += code[index];
+                }
+                result.push_back(sum);
+            }
+        }
+        else {
+            for (int i = 0; i < n; i++) {
+                int sum = 0;
+                for (int j = 0; j < -k; j++) {
+                    int index = (i - 1 - j);
+                    if (index < 0) index += n;
+                    sum += code[index];
+                }
+                result.push_back(sum);
+            }
+        }
+
+        return result;
+    }
+};