'commit'

TangDou/LuoGuBook/L1_8.cpp

@@ -0,0 +1,16 @@
+#include <bits/stdc++.h>
+
+using namespace std;
+
+int main() {
+    int balance = 100;
+    //balance = balance + 10;
+    balance += 10;
+    cout << balance << endl;
+    // balance=balance-20;
+    balance -= 20;
+    cout << balance << endl;
+    balance = 0;
+    cout << balance << endl;
+    return 0;
+}