diff --git a/if逻辑判断语句.cpp b/if逻辑判断语句.cpp
new file mode 100644
index 0000000..10311d0
--- /dev/null
+++ b/if逻辑判断语句.cpp
@@ -0,0 +1,21 @@
+//
+// Created by violet on 2026/3/3.
+//
+#include "iostream"
+using namespace std;
+int main() {
+    /*
+     * if（）{}
+     */
+    cout<<"今天发工资了"<<endl;
+    int money;
+    cout<<"请输入小明发的工资"<<endl;
+    cin>>money;
+    if (money>=10000) {
+        cout<<"小明去买电脑了"<<endl;
+        money -= 9900;
+
+    }
+    cout<<"小明工资还剩"<<money<<endl;
+    return 0;
+}
diff --git a/三元运算符.cpp b/三元运算符.cpp
new file mode 100644
index 0000000..f41b824
--- /dev/null
+++ b/三元运算符.cpp
@@ -0,0 +1,25 @@
+//
+// Created by violet on 2026/3/3.
+//
+#include "iostream"
+using namespace std;
+int main() {
+    int num1,num2;
+
+        // while (true){
+        //
+        //         cout<<"请输入num1的值"<<endl;
+        //         cin>>num1;
+        //         cout<<"请输入num2的值"<<endl;
+        //         cin>>num2;
+        //         string value = num1>num2?"num1>num2":"num1<=num2";
+        //         cout<<value<<endl;
+        //
+        // }
+    cout<<"请输入小明第一次考试的成绩(0-100):"<<endl;
+    cin>>num1;
+    cout<<"请输入小明第二次考试的成绩(0-100):"<<endl;
+    cin>>num2;
+    cout<<"对小明的考试成绩进行判断，结果是："<<(num1<num2?"买糖":"不买糖")<<endl;
+    return 0;
+}
\ No newline at end of file