Task: Program Execution
Input (English): [[-60, 67, -76, 15], [-150, -158, 71, 20, 69, -58, 50], [-191, -86], [-94, -133, -76], [-35, -115, 56, -181, 66, -173], [-128, -93, 22, -94, 53, 19]]
Output (English): [67, 71, -86, -76, 66, 53]