diff --git a/CPP/Algorithm/Count_Occurence.c b/CPP/Algorithm/Count_Occurence.c
new file mode 100644
index 0000000..e635dbc
--- /dev/null
+++ b/CPP/Algorithm/Count_Occurence.c
@@ -0,0 +1,26 @@
+/*input
+*/
+
+#include<bits/stdc++.h>
+#define ll long long int
+#define nl cout<<"\n"
+using namespace std;
+
+
+int main()
+{
+  // only for lower case alphabet
+   string s = "aaabbcc";
+   int occur[26] = {0};
+   for (int i = 0; i < s.length(); i++) {
+    occur[s[i] - 'a']++;
+   }
+   char c = 'a';
+   for (int i = 0; i < 26; i++) {
+    cout << c << " occurs " << occur[i] << " times\n";
+    c++;
+   }
+   return 0;
+}
+
+