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function finalPrices(prices){ let len = prices.length; for(let i = 0; i < len-1; i++){ for(let j = i+1; j < len ; j++){ if(prices[j] <= prices[i]){ prices[i] = prices[i] - prices[j]; break; } } } return prices;}let prices = [10,1,1,6];
function sumZero(n){ let arr = []; for(let i = 1; i <= n/2; i++){ arr.push(i); arr.push(-i); }; if(n%2){ arr.push(0); }; return arr;}
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