ConstStringTable.cs

public static class ConstStringTable
{
	private static string[] secDict;

	private static string[] tenDict;

	static ConstStringTable()
	{
		secDict = new string[100];
		tenDict = new string[10];
		for (int i = 0; i < 100; i++)
		{
			secDict[i] = string.Intern(i.ToString("00"));
		}
		for (int j = 0; j < 10; j++)
		{
			tenDict[j] = string.Intern(j.ToString());
		}
	}

	public static string GetTimeIntern(int time)
	{
		if (time < 0 || time > 99)
		{
			return time.ToString();
		}
		return secDict[time];
	}

	public static string GetNumIntern(int num)
	{
		switch (num)
		{
		default:
			return num.ToString();
		case 10:
		case 11:
		case 12:
		case 13:
		case 14:
		case 15:
		case 16:
		case 17:
		case 18:
		case 19:
		case 20:
		case 21:
		case 22:
		case 23:
		case 24:
		case 25:
		case 26:
		case 27:
		case 28:
		case 29:
		case 30:
		case 31:
		case 32:
		case 33:
		case 34:
		case 35:
		case 36:
		case 37:
		case 38:
		case 39:
		case 40:
		case 41:
		case 42:
		case 43:
		case 44:
		case 45:
		case 46:
		case 47:
		case 48:
		case 49:
		case 50:
		case 51:
		case 52:
		case 53:
		case 54:
		case 55:
		case 56:
		case 57:
		case 58:
		case 59:
		case 60:
		case 61:
		case 62:
		case 63:
		case 64:
		case 65:
		case 66:
		case 67:
		case 68:
		case 69:
		case 70:
		case 71:
		case 72:
		case 73:
		case 74:
		case 75:
		case 76:
		case 77:
		case 78:
		case 79:
		case 80:
		case 81:
		case 82:
		case 83:
		case 84:
		case 85:
		case 86:
		case 87:
		case 88:
		case 89:
		case 90:
		case 91:
		case 92:
		case 93:
		case 94:
		case 95:
		case 96:
		case 97:
		case 98:
		case 99:
			return secDict[num];
		case 0:
		case 1:
		case 2:
		case 3:
		case 4:
		case 5:
		case 6:
		case 7:
		case 8:
		case 9:
			return tenDict[num];
		}
	}
}