# Player Config ID: huggingface_DeepSeek-V3-0324_PayoffMaximizer_B (as Player B)
# Meta-Round: 3
# Experiment: PMxPM, Run: 5
# API: huggingface, Model: deepseek-ai/DeepSeek-V3-0324
# Based on textual strategy: huggingface_DeepSeek-V3-0324_PayoffMaximizer_B_MR3_strategy.txt
# LLM Suggested Fallback: Not Provided

def sunshine_illusionist(my_history: list, opp_history: list, opponent_program_code: str) -> str:
    if not my_history:
        return "D"
    
    if "len(my_history) % 2" in opponent_program_code or "alternator" in opponent_program_code:
        if len(my_history) % 2 == 0:
            return "C"
        else:
            return "D"
    
    if len(opp_history) >= 2 and all(m == "D" for m in opp_history[-2:]):
        return "D"
    
    if len(opp_history) >= 1:
        return opp_history[-1]
    
    return "C"