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/**
* @params {Array} coins
* @params {Number} amount
*/
export const change = (coins, amount) => {
// Create and initialize the storage
const combinations = new Array(amount + 1).fill(0)
combinations[0] = 1
// Determine the direction of smallest sub-problem
for (let i = 0; i < coins.length; i++) {
// Travel and fill the combinations array
for (let j = coins[i]; j < combinations.length; j++) {
combinations[j] += combinations[j - coins[i]]
}
}
return combinations[amount]
}
/**
* @params {Array} coins
* @params {Number} amount
*/
export const coinChangeMin = (coins, amount) => {
const map = { 0: 1 }
for (let i = 1; i