日程

code_segment/a.cpp

@@ -0,0 +1,12 @@
+#include<iostream>
+using namespace std;
+int main(){
+    // int a=1;
+    // int b= 255;
+    // int c = (a<<(sizeof(double)))|(b>>sizeof(int));
+    // cout<<c<<endl;
+    int arr[5]={5,6,7,8,9};
+    int *b = (int *)(&arr+1);
+    cout<<*(arr+1)<<*(b-1)<<endl;#i22
+    return 0;
+}