exitt prog

+#include<iostream>
+#include<string>
+using namespace std;
+void exitt()
+{
+    string st;
+   
+    while(1)
+    {
+        cout<<"Enter:";
+        cin>>st;
+        if(st=="exit")
+        {
+            return;
+        }
+    }
+}
+
+int main()
+{
+    exitt();
+    return 0;
+}
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