Minimize the value |(A[0] + ... + A[P-1]) - (A[P] + ... + A[N-1])|
Naive implementation with poor codility result https://codility.com/demo/results/training3RH3FR-MDS/
Better implementation with improved performance https://codility.com/demo/results/trainingR73PB4-XNW/
Final solution with test score 100% https://codility.com/demo/results/trainingYYCSJM-PX8/