Ambiguous Measurements

• Time : O(high high cups)
• Space : O(high * high)

#include <vector>
using namespace std;

bool ambiguousMeasurements(vector<vector<int>> measuringCups, int low,
                           int high) {
  vector<vector<bool>> dp(high + 1, vector<bool>(high + 1));
	dp[0][0] = true;
	for(int i = 0; i <= high; i++) {
		for(int j = 0; j <= high; j++) {
			if(!dp[i][j]) continue;
			for(auto& c : measuringCups) {
				int nl = i + c[0], nr = j + c[1];
				if(low <= nl and nr <= high) return true;
				if(nl <= high and nr <= high)
					dp[nl][nr] = true;
			}
		}
	}
	return false;
}