Added hackerrank solution for game-of-stones-1
Added hackerrank solution for game-of-stones-1

Diggzinc/solutions-spoj,Diggzinc/solutions-online-judges,Diggzinc/solutions-online-judges,Diggzinc/solutions-spoj,Diggzinc/solutions-spoj,Diggzinc/solutions-online-judges,Diggzinc/solutions-spoj,Diggzinc/solutions-online-judges