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1 2 3 4 5 6 7 8 9 10 11 12 13 | class Solution { public long solution(int a, int b) { long answer = 0; if (a==b) { return a; }else { for (int i=Math.min(a, b);i <= Math.max(a, b); i++) { answer+=i; } return answer; } } } | cs |