TapeEquilibrium.java

class Solution {
    public int solution(int[] A) {
        int sum = 0;
        int diff = Integer.MAX_VALUE;
        for (int i : A) {
            sum += i;
        }
        for (int i = A.length -1; i > 0; i--) {
            sum -= 2 * A[i];
            int abs = Math.abs(sum);
            if (abs < diff) {
                diff = abs;    
            }
        }
        return diff;
    }
}