Task: Program Execution
Input (English): c, a, z, 4269, 1285, 6597, 8065, 2807, Y, I, 1419, 7511, 9689, 7041, u, z, 901, G, 6151
Output (English): 4269, 1285, 6597, 8065, 2807, 1419, 7511, 9689, 7041, 901, 6151