第二步

main.c

@@ -0,0 +1,32 @@
+#include <stdio.h>
+
+int main() {
+    int studentID[3];
+    float mathScore[3], physicsScore[3], englishScore[3], totalScore[3];
+  
+    // 录入学生信息
+    for (int i = 0; i < 3; i++) {
+        printf("请输入第%d个学生的学号：", i+1);
+        scanf("%d", &studentID[i]);
+      
+        printf("请输入第%d个学生的高数成绩：", i+1);
+        scanf("%f", &mathScore[i]);
+      
+        printf("请输入第%d个学生的大学物理成绩：", i+1);
+        scanf("%f", &physicsScore[i]);
+      
+        printf("请输入第%d个学生的英语成绩：", i+1);
+        scanf("%f", &englishScore[i]);
+      
+        totalScore[i] = mathScore[i] + physicsScore[i] + englishScore[i];
+    }
+  
+    // 显示学生信息和总成绩
+    printf("\n学生信息和总成绩如下：\n");
+    for (int i = 0; i < 3; i++) {
+        printf("学号：%05d，高数成绩：%.1f，物理成绩：%.1f，英语成绩：%.1f，总成绩：%.1f\n",
+               studentID[i], mathScore[i], physicsScore[i], englishScore[i], totalScore[i]);
+    }
+  
+    return 0;
+}