Noble Integer - The Coding Shala

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Noble Integer InterviewBit Solution

Problem : 

Given an integer array, find if an integer p exists in the array such that the number of integers greater than p in the array equals to p. If such an integer is found return 1 else return -1.


Noble Integer Problem Java Solution - The Coding Shala

Solution 1 (Java) :

public class Solution {
    public int solve(ArrayList<Integer> A) {
        Collections.sort(A);
        if(A.get(A.size()-1)==0) return 1;
        for(int i=0;i<A.size();i++){
            if(A.get(i)==(A.size()-i-1) && A.get(i)!=A.get(i+1)) return 1;
        }
        return -1;
    }
}



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