GO: 7. Reverse Integer

Gyanachand1 · Aug 18, 2022 · f68fdb7 · f68fdb7
1 parent 191c61c
commit f68fdb7
Showing 1 changed file with 23 additions and 0 deletions.
diff --git a/go/7-Reverse-Integer.go b/go/7-Reverse-Integer.go
@@ -0,0 +1,23 @@
+func reverse(x int) int {
+ negative := x < 0
+ num := 0
+
+ if negative {
+ x = -x
+ }
+
+ for x > 0 {
+ if math.MaxInt32/10 < num {
+ return 0
+ }
+
+ num = 10*num + x%10
+ x /= 10
+ }
+
+ if negative {
+ return -num
+ }
+
+ return num
+}