Added ice_cream solution
Added ice_cream solution

saurabhjn76/Hackerrank-Solution,saurabhjn76/Competitive-Coding,saurabhjn76/Competitive-Coding,saurabhjn76/Competitive-Coding,saurabhjn76/Hackerrank-Solution,saurabhjn76/Hackerrank-Solution,saurabhjn76/Competitive-Coding,saurabhjn76/Hackerrank-Solution