add method factorial with tree

Signed-off-by: deemak <[email protected]>
digital-technology-agency · Jun 16, 2021 · b6b76c3 · b6b76c3
1 parent eca5c00
commit b6b76c3
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Showing 2 changed files with 46 additions and 17 deletions.
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
diff --git a/pkg/utils/slice.go b/pkg/utils/slice.go
@@ -0,0 +1,20 @@
+package utils
+
+/*SliceToChunk [][]int*/
+func SliceToChunk(data []int, chunkSize int) [][]int {
+	if len(data) == 0 {
+		return nil
+	}
+	divided := make([][]int, (len(data)+chunkSize-1)/chunkSize)
+	prev := 0
+	i := 0
+	till := len(data) - chunkSize
+	for prev < till {
+		next := prev + chunkSize
+		divided[i] = data[prev:next]
+		prev = next
+		i++
+	}
+	divided[i] = data[prev:]
+	return divided
+}