How to read the tree picture:

     n
     +---left_child(n)
     |   +---left_child(left_child(n))
     |   |
     |   +---right_child(left_child(n))
     |
     +---right_child(n)

Original tree:

7
+---6
|   +---8
|   |   +---5
|   |   |   
|   |   +---1
|   |       
|   +---9
|       +---2
|       |   
|       +---
+---10
    +---4
    |   
    +---3
        

After heapify at node with value 9

7
+---6
|   +---8
|   |   +---5
|   |   |   
|   |   +---1
|   |       
|   +---2
|       +---9
|       |   
|       +---
+---10
    +---4
    |   
    +---3
        

After heapify at node with value 8

7
+---6
|   +---1
|   |   +---5
|   |   |   
|   |   +---8
|   |       
|   +---2
|       +---9
|       |   
|       +---
+---10
    +---4
    |   
    +---3
        

After heapify at node with value 10

7
+---6
|   +---1
|   |   +---5
|   |   |   
|   |   +---8
|   |       
|   +---2
|       +---9
|       |   
|       +---
+---3
    +---4
    |   
    +---10
        

After heapify at node with value 6

7
+---1
|   +---5
|   |   +---6
|   |   |   
|   |   +---8
|   |       
|   +---2
|       +---9
|       |   
|       +---
+---3
    +---4
    |   
    +---10
        

After heapify at node with value 7

1
+---2
|   +---5
|   |   +---6
|   |   |   
|   |   +---8
|   |       
|   +---7
|       +---9
|       |   
|       +---
+---3
    +---4
    |   
    +---10
        

After deleteMin removes 1

2
+---5
|   +---6
|   |   +---9
|   |   |   
|   |   +---8
|   |       
|   +---7
|       
+---3
    +---4
    |   
    +---10
        

After deleteMin removes 2

3
+---5
|   +---6
|   |   +---9
|   |   |   
|   |   +---
|   +---7
|       
+---4
    +---8
    |   
    +---10
        

After deleteMin removes 3

4
+---5
|   +---6
|   |   
|   +---7
|       
+---8
    +---9
    |   
    +---10
        

After deleteMin removes 4

5
+---6
|   +---10
|   |   
|   +---7
|       
+---8
    +---9
    |   
    +---

After deleteMin removes 5

6
+---7
|   +---10
|   |   
|   +---9
|       
+---8
    

After deleteMin removes 6

7
+---9
|   +---10
|   |   
|   +---
+---8
    

After deleteMin removes 7

8
+---9
|   
+---10
    

After deleteMin removes 8

9
+---10
|   
+---

After deleteMin removes 9

10


After deleteMin removes 10

Tree empty