go solution for 217 contains duplicate

Gyanachand1 · Jul 18, 2022 · 7e394b7 · 7e394b7
1 parent 5ec20a7
commit 7e394b7
Showing 1 changed file with 12 additions and 0 deletions.
diff --git a/go/217-Contains-Duplicate.go b/go/217-Contains-Duplicate.go
@@ -0,0 +1,12 @@
+func containsDuplicate(nums []int) bool {
+ nums_map := map[int]int{}
+ for _, n := range nums {
+ if _, ok := nums_map[n]; !ok {
+ nums_map[n] = 1
+ } else {
+ return true
+ }
+ }
+ return false
+
+}