Task: Program Execution
Input (English): 1555 57 1543 e e U c 1895 h e j 6741 3599 m S k 1903 Y E 9949 u b g 8691 9137 1731 c
Output (English): e, e, U, c, h, e, j, m, S, k, Y, E, u, b, g, c, 1555, 57, 1543, 1895, 6741, 3599, 1903, 9949, 8691, 9137, 1731