diff --git a/src/divsion.c b/src/divsion.c
index e4e06fb..5f1dcbd 100644
--- a/src/divsion.c
+++ b/src/divsion.c
@@ -19,5 +19,8 @@ double divisionDouble(double a, double b) {
 }
 
 int divisionByTwo(int a, int b) {
+    if (b == 0){
+        return a;
+}
     return a >> b;
 }