Deduction CS

ืฉืจืช ื”ืกื™ืืก ืฉื”ื•ืœืš ืœื”ื™ื•ืช ื”ื›ื™ ื’ื“ื•ืœ ื‘ืืจืฅ ื•ื™ืฉ ืคื” ื™ื ื”ื’ืจืœื•ืช, ืขื“ื›ื•ื ื™ื ืขืœ ื”ืžืฉื—ืง, ืกืฆื ืช ื”ืื™ืกืคื•ืจื˜ืก ื•ืขื•ื“