practice

def zh (doolr):
    
    print doolr
    var1 = divmod(doolr*100,25)
    print "%d 个25美分" % var1[0]
    if var1[1] != 0:
        var2 = divmod (var1[1],10)
        print "%d 个10美分" % var2[0]
        if var2[1] != 0:
            var3 = divmod(var2[1],5)
            print "%d 个5美分" % var3[0]
            print "%d 个1美分" % var3[1]


if __name__ == "__main__":
    zh(0.99)