feat: update structure

cs2106/labs/lab1/part3/lab1p3c.c

@@ -0,0 +1,44 @@
+#include <stdlib.h>
+#include <stdio.h>
+#include <string.h>
+
+typedef struct {
+    char *name;
+    int age;
+} TPerson;
+
+TPerson *makeNewNode(char *name, int age) {
+    TPerson *p = (TPerson *) malloc(sizeof(TPerson));
+    strcpy(p->name, name);
+    p->age = age;
+
+    return p;
+}
+
+void freeNode(TPerson *node) {
+    free(node);
+}
+
+
+#define NUM_PERSONS 3
+int main() {
+    TPerson persons[NUM_PERSONS] = {{"Tan Ah Kow", 65}, {"Sio Bak Pau", 23},
+    {"Aiken Dueet", 21}};
+    TPerson *list[NUM_PERSONS];
+
+    int i;
+
+    printf("ADDING PERSONS\n");
+
+    for(i=0; i<NUM_PERSONS; i++) {
+        printf("Adding %s aged %d\n", persons[i].name, persons[i].age);
+        list[i] = makeNewNode(persons[i].name, persons[i].age);
+    }
+
+    printf("\nDELETING PERSONS\n");
+    for(i=0; i<NUM_PERSONS; i++) {
+        printf("Deleting %s aged %d\n", list[i]->name, list[i]->age);
+        freeNode(list[i]);
+    }
+}
+