diff --git a/E_1523_CountOddNumbersinanIntervalRange.java b/E_1523_CountOddNumbersinanIntervalRange.java
new file mode 100644
index 0000000..3c5736b
--- /dev/null
+++ b/E_1523_CountOddNumbersinanIntervalRange.java
@@ -0,0 +1,7 @@
+class Solution {
+    public int countOdds(int low, int high) {
+        if (low%2==0 && high%2==0)
+            return (high-low)/2;
+        return (high-low)/2+1;
+    }
+}
\ No newline at end of file