import sys
read = sys.stdin.buffer.read
readline = sys.stdin.buffer.readline
readlines = sys.stdin.buffer.readlines

import numpy as np

*data, = map(int,read().split())
N = data[0]
V = data[1:1+N+N:2]
W = data[2:1+N+N:2]
v_max = data[-1]

# w -> v
dp = np.zeros(10**5+1, np.int64)
for v,w in zip(V,W):
    np.maximum(dp[w:], dp[:-w] + v, out=dp[w:])

np.maximum.accumulate(dp, out=dp)

I = np.where(dp == v_max)[0]
print(max(1, I[0]))
print('inf' if dp[-1] == v_max else I[-1])