Problem Link: RECNDNOS Problem - CodeChef
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i am not able to find failed test cases can somebody help me
class Codechef
{
public static void main (String[] args) throws java.lang.Exception
{
// your code goes here
Scanner sc=new Scanner (System.in);
int t=sc.nextInt();
for(int i=0;i<t;i++){
int n=sc.nextInt();
int a[]=new int[n];
HashSet hs=new HashSet<>();
for(int j=0;j<n;j++)
{
a[j]=sc.nextInt();
}
for(int k=0;k<n;k++)
{
hs.add(a[k]);
}
HashMap<Integer,Integer>hm=new HashMap<>();
int max=Integer.MIN_VALUE;
for(int p:hs){
int c=0 ,temp=0,s=0;
while(s<n ){
if(p==a[s]){
while(s<n && p==a[s] ){
temp++;
s++;
}
if(temp%2==0){
int cale=(temp/2);
c=c+cale;
temp=0;
}
else{
int calo= (temp/2)+ (temp%2) ;
c=c+calo;
temp=0;
}
}
else{
s++;
//System.out.print (s);
}
}
if(!hm.containsKey(p)){
hm.put(p,c);
}
}
int ans= 0 ;
for (Map.Entry<Integer,Integer> mapElement : hm.entrySet()) {
int value=mapElement.getValue();
if(value>max){
max=value;
ans=mapElement.getKey();
}
}
System.out.println(ans);
}