View difference between Paste ID: YvVRFY4B and 1NPj4Ne2

 #include<stdio.h>
 #include<stdlib.h>
 #include<string.h>
 
 typedef struct {
     char model[30];
     int price;
 }vehicle;
 
 typedef struct {
     int number;
     char name[30];
-char model[30];
+    char ID[10];
-int price;
+    int number_vehicles;
     vehicle * liste;
     int sum_order;
-int number;
+}order;
-char name[30];
+
-char ID[10];
+void add_orders(order * firma, int * num);
-int number_vehicles;
+void  print_orders (order * firma) ;
-vehicle * list;
+
-int sum_order;
+
-}order;
+
-order * add_orders(order * firma, int * size);
+
-void  print_orders (order * firma, int  size) ;
+
 order temp,*ptl=NULL;
 int i,a=1;
 
     add_orders(ptl,&a);
     print_orders (ptl);
 
 }
 /// Functions
 
 void add_orders(order *ptr, int * num)
 {
     int i;
     order temp;
-int i,a=2;
+    vehicle *liste;
-add_orders(ptl,&a);
+    char tempo[200];
-print_orders (ptl,a);
+    ptr=(order*)malloc(sizeof(order)*(*num));
     if(ptr==NULL)
         {
             printf("Error!");
-order * add_orders(order * ptr, int * num)
+        }
     for(i=0;i<*num;i++)
-int i;
+        {
-order temp,*ptr;
+            printf("nEnter order Number :");
-vehicle *list;
+            scanf("%d",&temp.number);
-char tempo[200];
+            printf("\nEnter order Name : ");
-ptr=(order*)malloc(sizeof(order)*(*num));
+            scanf("%s",temp.name);
-if(ptr==NULL)
+            printf("\nEnter ID : ");
             scanf("%s",&temp.ID);
-printf("Error!");
+            printf("\nEnter Number Of Vehicles : ");
-return 0;
+            scanf("%d",&temp.number_vehicles);
             liste=(vehicle*)malloc(sizeof(vehicle)*(temp.number_vehicles));
-for(i=0;i<*num;i++)
+            printf("Car Model ? : ");
             scanf("%s",&liste->model);
-printf("nEnter order Number :");
+            printf("Car Price ? : ");
-scanf("%d",&temp.number);
+            scanf("%d",&liste->price);
-printf("\nEnter order Name : ");
+    (ptr[i])=temp;
-scanf("%s",&temp.name);
+
-printf("\nEnter ID : ");
+
-scanf("%s",&temp.ID);
+        }
-printf("\nEnter Number Of Vehicles : ");
+
-scanf("%d",&temp.number_vehicles);
+printf("Done ! Okey \n");
-list=(vehicle*)malloc(sizeof(vehicle)*(temp.number_vehicles));
+getch();
-printf("Car Model ? : ");
+
-scanf("%s",&list->model);
+
-printf("Car Price ? : ");
+void  print_orders (order *ptr)
-scanf("%d",&list->price);
+
-(ptr[i])=temp;
+    int i;
 
 
             printf("%s",*ptr->name);
             printf("\n");
 
-return ptr;
+