Excel formula. Please see the date before answering

Enter a formula to compute the IRR of the following cash flows \begin{tabular}{|c|c|} \hline Date & Amount \\ \hline 01012014 & (1,00,000) \\ \hline 30062014 & (55,000) \\ 15092014 & 10,000 \\ 31122014 & 1,40,000 \\ \hline \end{tabular}