// Example program
#include <iostream>
#include <string>


using namespace std;

struct node {
    int data;
    node* next=nullptr;
    };






int main(){

int x[10];
x[0]=1;
x[2]=2;
x[3]=3;
x[4]=11;
x[5]=16;
x[6]=17;
x[7]=18;
x[8]=89;
x[9]=99;
x[1]=11;    
    

node list[11];
list[0].data = x[0];
    
node head;
head.next = &list[0];
list[0]=head;
for (int i = 1; i < 10; ++i){
    list[i].data = x[i];
    list[i-1].next = &list[i];
    

}



cout << (*((*(head.next)).next)).data;
    




return 0;
}