Update xeinit.cpp to version 2

cpp/xeint2.cpp

@@ -0,0 +1,15 @@
+#include<iostream>
+#include<cstdio>
+using namespace std;
+int main(){
+	int a=0,b;
+	printf("Press Ctrl+C to stop");
+	for(;;){
+	a=rand();
+	b=a;
+	a%=2;
+	//getchar();
+	}
+	printf("%d %d",a,b);
+	return 0;
+}