㈠ 榛戞澘涓婂啓镌1锝15鍏15涓鏁帮纴姣忔′换镒忔摝铡讳袱涓鏁帮纴鍐嶅啓涓婅繖涓や釜鏁扮殑鍜屽噺1
姣忔℃搷浣滐纴鍓╀笅镄勬暟镄勬诲拰鏄镎崭綔鍓岖殑镐诲拰鍑1銆傛崲瑷涔嬶纴姣忔搷涓娆★纴镐诲拰鍑1銆傛渶钖庡墿涓涓鏁帮纴镓浠ユ搷浜14娆★纴镓浠ュ墿涓嬬殑闾ｄ釜鏁版槸镐诲拰鍑14銆傛墍浠ョ瓟妗堟槸1+2+...+15-14=106.