# N/3 Repeat Number Interviewbit Solution

**Problem: **__N/3 Repeat Number__

**Problem Description:**

You’re given a read only array of n integers. Find out if any integer occurs more than n/3 times in the array in linear time and constant additional space.

If so, return the integer. If not, return -1.

If there are multiple solutions, return any one.

**Example :**

```
Input : [1 2 3 1 1]
Output : 1
1 occurs 3 times which is more than 5/3 times.
```

**Solution:**