MinRotatedArray.java


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import java.lang.*;
import java.util.*;

class MinRotatedArray {
	public static int findMin(int[] nums) {
		int s = 0;
		int e = nums.length - 1;
		int min = Integer.MAX_VALUE;
		while (s < e) {
			int mid = (s + e) / 2;
			if (nums[mid - 1] > nums[mid]) {
				return nums[mid];
			}
			if (nums[s] < nums[mid] && nums[e] < nums[mid])
				s = mid + 1;
			else {
				e = mid - 1;
			}
		}
		return min;
	}

	public static void main(String[] args) {
		int[] nums = {3, 4, 5, 1, 2};
		System.out.println(findMin(nums));
	}
}