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- int inputValue = 321;
- String inputStr = String.valueOf(inputValue);
- /* Med String toCharArray for-each */
- int result = 0;
- for(char c : inputStr.toCharArray()) {
- result += Integer.parseInt(String.valueOf(c));
- }
- /* Med vanlig for loop */
- result = 0;
- for (int i = inputStr.length() - 1; i >= 0; i--) {
- result += Integer.parseInt(String.valueOf(inputStr.charAt(i)));
- }
- System.out.println(result);
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