add 1652

Author: Ashwagandha-coder

contest/src/main/java/com/github/contest/slidingWindow/SlidingWindowLeetcode.kt

@@ -675,6 +675,55 @@ fun numberOfAlternatingGroups(colors: IntArray): Int {
     return groups
 }
 
+/**
+ * 1652. Defuse the Bomb
+ */
+
+fun decrypt(code: IntArray, k: Int): IntArray = when {
+    k == 0 -> IntArray(code.size)
+    k > 0 -> {
+        val res = IntArray(code.size)
+        for (i in code.indices) {
+            var sum = 0
+            var right = i + 1
+            var k = k
+
+            while (k != 0) {
+                sum += when {
+                    right >= code.size -> code[right - code.size]
+                    else -> code[right]
+                }
+                right++
+                k--
+            }
+
+            res[i] = sum
+        }
+        res
+    }
+
+    else -> {
+        val res = IntArray(code.size)
+        for (i in code.indices) {
+            var sum = 0
+            var right = i - 1
+            var k = k
+
+            while (k < 0) {
+                sum += when {
+                    right < 0 -> code[code.size + right]
+                    else -> code[right]
+                }
+                right--
+                k++
+            }
+
+            res[i] = sum
+        }
+        res
+    }
+}
+