#28299: 把所有幣值乘以20倍就可以用整數解了
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(dwOuOwK87桂花茶)
int coins[] = { 1,2,4,10,20,40,100,200,400,1000,2000 };
剩下的就用動態規劃解題
int coins[] = { 1,2,4,10,20,40,100,200,400,1000,2000 };
剩下的就用動態規劃解題