[NEW] structure

Data-Structure/README.md

@@ -1,2 +1,17 @@
 # Data-Structure
 
+> Here we use C / C++ / Python to implement some data structures. Notes from W3Schools.
+
+## Table of Contents
+
+- [Structure](#Structure)
+- [Pointer](#Pointer)
+
+## [Structure](https://www.w3schools.com/cpp/cpp_structs.asp)
+
+> [Example C program](./Structure/structure.c)
+
+Structure is a user-defined data type in C which allows to combine data items of different kinds.
+
+## Pointer
+

Data-Structure/code/Structure/example.c

@@ -0,0 +1,28 @@
+// Example of a C program that uses a structure
+#include <stdio.h>
+#include <string.h>
+
+// Define a structure
+struct Student {
+    char name[50];
+    int age;
+    float marks;
+};
+
+int main() {
+    // Declare a structure variable
+    struct Student student1;
+
+    // Assign values to student1
+    strcpy(student1.name, "John");
+    student1.age = 21;
+    student1.marks = 88.5;
+
+    // Print student1 information
+    printf("Student 1\n");
+    printf("Name: %s\n", student1.name);
+    printf("Age: %d\n", student1.age);
+    printf("Marks: %.2f\n", student1.marks);
+
+    return 0;
+}