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- function sumAll(arr) {
- if (arr[0] == arr[1]) {
- return arr[0];
- }
- if (arr[0] < arr[1]) {
- for (var i = arr[0]; i < arr[1]; i++) {
- arr[0] += (i + 1);
- }
- return arr[0];
- }
- if (arr[1] < arr[0]) {
- for (var j = arr[1]; j < arr[0]; j++) {
- arr[1] += (j + 1);
- }
- return arr[1];
- }
- sumAll([1, 4]);
- }
- // Ugly, but functional.
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