N=int(input())
Keiken=[0]*N
for i in range(N):
    G,D=map(int,input().split())
    Keiken[i]=G-30000*D
if max(Keiken)*6>=(30000/0.01):
    print("YES")
    for _ in range(N):
        print(Keiken.index(max(Keiken))+1)
else:
    print("NO")