/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static void main (String[] args) throws java.lang.Exception
	{
		int sum = 0;
		String str = "abc";
		char letter = ' ';
		char[] charArray= str.toCharArray();  //or use str.split (to a string array)
 
		for (int i=0; i < str.length(); i++)
		{
		    letter = charArray[i];
		    if(letter == 'a'){ sum += 1; }
		    else if(letter == 'b'){ sum += 2; }
		    else if(letter == 'c'){ sum += 3; }
		}
    	System.out.println("Total sum: " + sum);
	}
}

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