diff --git a/src/8/31/P2704.cpp b/src/8/31/P2704.cpp
new file mode 100644
index 0000000..e69de29
diff --git a/src/test.cpp b/src/test.cpp
index fc003d2..6f8d19d 100644
--- a/src/test.cpp
+++ b/src/test.cpp
@@ -1,10 +1,8 @@
-#include <cstdio>
+#include <iostream>
+using namespace std;
+
 int main(){
-    int a=0;
-    char* c = (char*)&a;
-    c[0]=0x1f;
-    c[1]=0x1f;
-    c[2]=0x1f;
-    c[3]=0x1f;
-    printf("%d\n",a);
+    int a = 1;
+    a<<=32;
+    cout<<a<<"\n";
 }
\ No newline at end of file