Task: Program Execution
Input (English): 7617, m, 1713, 6339, Y, 2831, Z, 4787, 5505, W, 6565, V, k, 2935, l, D, B, 5953, m, k, 2951
Output (English): m, Y, Z, W, V, k, l, D, B, m, k, 7617, 1713, 6339, 2831, 4787, 5505, 6565, 2935, 5953, 2951