Epic Systems Interview Question for Software Developers

Country: United States

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public static void main(String[] args) {
    String str = "DABC";
    int[] vals = new int[26];
    vals['A'-'A'] = 1;
    vals['B'-'A'] = 13;
    vals['C'-'A'] = 110;
    vals['D'-'A'] = 50;
    int n = print(vals, str.toCharArray());
  public static int print(int[] vals, char[] carr){
    int n = carr.length -2;
    char next = carr[n+1];
    int sum = vals[next-'A'];
    int mul = 1;
    while(n >= 0){
      	//uncomment next line if the sum should be + 50 - 1 - 13 + 110
        // keep commentted if the sum be - 50 - 1 - 13 + 110
        //mul = 1;
      	if(next > carr[n])
          mul = -1;
      	sum += vals[carr[n]-'A']*mul;
    	next = carr[n];
    return sum;

- sudip.innovates October 13, 2017 | Flag Reply

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