diff --git a/第一讲 变量、输入输出、表达式与顺序语句/607.cpp b/第一讲 变量、输入输出、表达式与顺序语句/607.cpp
new file mode 100644
index 0000000..15bfc00
--- /dev/null
+++ b/第一讲 变量、输入输出、表达式与顺序语句/607.cpp	
@@ -0,0 +1,9 @@
+#include <cstdio>
+
+int main()
+{
+    float a, b, c;
+    scanf("%f%f%f", &a, &b, &c);
+    printf("MEDIA = %.1f\n", (a * 2 + b * 3 + c * 5) / (2 + 3 + 5));
+    return 0;
+}