Page 617 - Computer science 868 Class 12
P. 617
7 size=i;
8 top=-1;
9 s=new int[size];
10 }
11 void pushitem(int val)
12 {
13 if(top<size-1)
14 {
15 top++;
16 s[top]=val;
17 }
18 else
19 {
20 System.out.println("ERROR:Stack Overlook");
21 }
22 }
23 int popitem()
24 {
25 if(top==-1)
26 {
27 int m=-9999;
28 return m;
29 }
30 else
31 {
32 int j=s[top];
33 s[top]=0;
34 top--;
35 return j;
36 }
37 }
38 void printstack()
39 {
40 System.out.println("STACK");
615
Internal Assessment 615

