diff --git a/task2.cpp b/task2.cpp
new file mode 100644
index 0000000..0dfa320
--- /dev/null
+++ b/task2.cpp
@@ -0,0 +1,31 @@
+#include <stdio.h>
+//定义结构体
+struct Student
+{
+	int ID;//学号 
+	float math_grade;
+	float physics_grade;
+	float English_grade;
+	float sum;
+};
+
+
+int main()
+{	
+	struct Student information[3];
+	for(int i=0;i<3;i++)
+	{
+		scanf("%d%f%f%f",&information[i].ID,&information[i].math_grade,\
+		&information[i].physics_grade,&information[i].English_grade);
+		information[i].sum=information[i].math_grade+\
+		information[i].physics_grade+information[i].English_grade;
+	 } 
+	 
+	for(int i=0;i<3;i++)
+	{
+		printf("%d  %.1f  %.1f  %.1f  %.1f\n",information[i].ID,\
+		information[i].math_grade,information[i].physics_grade,\
+		information[i].English_grade,information[i].sum);
+	 } 
+}
+