import random
pool={}
while 1:
    user_input_content=raw_input("please input No and name,sep by ,:")
    if user_input_content.lower()=="done":break
    no,name=user_input_content.split(",")
    pool[no]=name
print pool

while 1:
    try:
        lotte_times=int(raw_input("please input lotter times:"))
    except:
        print "please input a int number bigger than 0,try again."
        continue
    if lotte_times>0:
        break
    else:
        print "please input a int number bigger than 0,try again."  
print "lotte times:",lotte_times

result={}
for i in range(lotte_times):
    r=random.choice(pool.keys())
    result[r]=pool[r]
    del pool[r]

print result.values()