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-rw-r--r--partition_arr_max_diff_k.c32
-rw-r--r--partition_arr_max_diff_k.py34
2 files changed, 66 insertions, 0 deletions
diff --git a/partition_arr_max_diff_k.c b/partition_arr_max_diff_k.c
new file mode 100644
index 0000000..4a1e3aa
--- /dev/null
+++ b/partition_arr_max_diff_k.c
@@ -0,0 +1,32 @@
+// 2294. Partition Array Such That Maximum Difference Is K
+#include "leetcode.h"
+
+/*
+ * you are given an integer array 'nums' and an integer 'k'. you may partition
+ * 'nums' into one or more subsequences such that each element in 'nums' appears
+ * in exactly one of the subsequences. return the minimum number of subsequences
+ * needed such that the difference between the maximum and minimum values in
+ * each subsequence is at most 'k'. a subsequence is a sequence that can be
+ * derived from another sequence by deleting some or no elements without
+ * changing the order of the remaining elements.
+ */
+
+int cmp(const void *a, const void *b) { return (*(int *)a - *(int *)b); }
+
+int partitionArray(int *nums, int numsSize, int k) {
+ qsort(nums, numsSize, sizeof(int), cmp);
+ int ans = 1, j = 0;
+ for (int i = 1; i < numsSize; i++)
+ if (nums[i] - nums[j] > k) {
+ ans++;
+ j = i;
+ }
+ return ans;
+}
+
+int main() {
+ int n1[] = {3, 6, 1, 2, 5}, n2[] = {1, 2, 3}, n3[] = {2, 2, 4, 5};
+ printf("%d\n", partitionArray(n1, ARRAY_SIZE(n1), 2)); // expect: 2
+ printf("%d\n", partitionArray(n2, ARRAY_SIZE(n2), 1)); // expect: 2
+ printf("%d\n", partitionArray(n3, ARRAY_SIZE(n3), 0)); // expect: 3
+}
diff --git a/partition_arr_max_diff_k.py b/partition_arr_max_diff_k.py
new file mode 100644
index 0000000..555cdf9
--- /dev/null
+++ b/partition_arr_max_diff_k.py
@@ -0,0 +1,34 @@
+# 2294. Partition Array Such That Maximum Difference Is K
+
+"""
+you are given an integer array 'nums' and an integer 'k'. you may partition
+'nums' into one or more subsequences such that each element in 'nums' appears
+in exactly one of the subsequences. return the minimum number of subsequences
+needed such that the difference between the maximum and minimum values in
+each subsequence is at most 'k'. a subsequence is a sequence that can be
+derived from another sequence by deleting some or no elements without
+changing the order of the remaining elements.
+"""
+
+
+class Solution(object):
+ def partitionArray(self, nums, k):
+ """
+ :type nums: List[int]
+ :type k: int
+ :rtype: int
+ """
+ nums.sort()
+ ans, j = 1, 0
+ for i in range(len(nums)):
+ if nums[i] - nums[j] > k:
+ ans += 1
+ j = i
+ return ans
+
+
+if __name__ == "__main__":
+ obj = Solution()
+ print(obj.partitionArray(nums=[3, 6, 1, 2, 5], k=2))
+ print(obj.partitionArray(nums=[1, 2, 3], k=1))
+ print(obj.partitionArray(nums=[2, 2, 4, 5], k=0))