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0_0_37719576_23267.cpp:3:1: error: missing terminating " character
 You now have a laser weapon, which you can place on any grid (x,y)(x, y are real numbers) , and the weapon fires a powerful laser that for any real number k, enemies at coordinates (x+k,y),(x,y+k),(x+k,y+k),(x+k,y"k) will be destroyed.
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0_0_37719576_23267.cpp:1:1: error: 'There' does not name a type
 There are n enemies on a two-dimensional plane, and the position of the i-th enemy is (xi,yi)
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