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程式語言 - LeetCode - CPP - 365. Water and Jug Problem
題目:

解答:
class Solution {
public:
bool canMeasureWater(int x, int y, int target) {
if (target > x + y) {
return false;
}
if (target == 0) {
return true;
}
return target % gcd(x, y) == 0;
}
};