py(dict!不会的看我!)

d={}
rev_d={}
_=int(input())
for i in range(_):
    name,x=input().split();x=int(x)
    d[name]=x
    rev_d[x]=name
nums=list(d.values())
nums=sorted(nums,reverse=1)
for i in nums:
    print(rev_d[i],i)