Task: Program Execution
Input (English): [221, 500, -423, -996, 379, -670, 959, -554, 117, 697, -951, 445, 171, -999, 901]
Output (English): [220, 500, -420, -1000, 380, -670, 960, -550, 120, 700, -950, 440, 170, -1000, 900]