Calculate the cost
cA += Math . abs ( S . charCodeAt ( i ) - ' ' . charCodeAt ( 0 ) ) ; cE += Math . abs ( S . charCodeAt ( i ) - ' ' . charCodeAt ( 0 ) ) ; cI += Math . abs ( S . charCodeAt ( i ) - ' ' . charCodeAt ( 0 ) ) ; cO += Math . abs ( S . charCodeAt ( i ) - ' ' . charCodeAt ( 0 ) ) ; cU += Math . abs ( S . charCodeAt ( i ) - ' ' . charCodeAt ( 0 ) ) ; } }