def paw(a,b):
    ret=1
    i=b
    temp=a
    while i>0:
        if i%2:
            ret=(ret*temp)%MOD
        i=i//2
        temp=(temp**2)%MOD
    return ret


N=int(input())
ans=1
MOD=10**9+7
C=[0 for i in range(N)]
D=[0 for i in range(N)]
m=0
for i in range(N):
    p,q=map(int,input().split())
    C[i]=p
    D[i]=q
    m=max(m,p)
dp=[[1 for i in range(m+1)],[0 for i in range(m+1)]]
for i in range(m):
    dp[0][i+1]=(dp[0][i]+dp[1][i])%MOD
    dp[1][i+1]=dp[0][i]%MOD
for i in range(N):
    ans=(ans*paw((dp[0][C[i]]+dp[1][C[i]])%MOD,D[i]))%MOD
print(ans)