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def modular_sum(arr, n, m): 
	if (n > m): 
		return True
	DP = [False for i in range(m)] 
	for i in range(n): 
		if (DP[0]): 
			return True
		temp = [False for i in range(m)] 
		for j in range(m): 
			if (DP[j] == True): 
				if (DP[(j + arr[i]) % m] == False): 
					temp[(j + arr[i]) % m] = True
		for j in range(m): 
			if (temp[j]): 
				DP[j] = True
		DP[arr[i] % m] = True
	return DP[0]