@@ -0,0 +1,12 @@
+#include<bits/stdc++.h>
+using namespace std;
+int main(){
+ int a,b;
+ scanf("%d%d",&a,&b);
+ int x,y;
+ x = (b - 2*a)/2;
+ y = a - x;
+ printf("%d %d\n",x,y);
+
+ return 0;
+}