k=int(input())
L=[]
for _ in range(k):
    L.append([int(x) for x in input().split()])
L.sort(key=lambda x:(x[1],-x[0]))
c=0
for i in L:
    if i[1]==-1:
        c+=1
    else:break
print(max(0,(L[-1][1]-k-c*2)), L[-1][0])