Rewrite Using XMake

test/data/Integer2/5.cpp

@@ -0,0 +1,27 @@
+/*
+Time: 2021-10-20
+Test: add & minus (signed)
+std Time: 0.14s
+Time Limit: 1.00s
+*/
+
+#include "int2048.h"
+
+sjtu::int2048 a;
+std::string s;
+
+int main()
+{
+    int n;
+    std::cin >> n;
+    for (int i = 1; i <= n; i++)
+    {
+        std::cin >> s;
+        if (i & 1)
+            a += s;
+        else
+            a -= s;
+        
+        std::cout << a << '\n';
+    }
+}