n, x = map(int, input().split())
a = []
b = []

for _ in range(n):
    z, y = map(int, input().split())
    a.append(z)
    b.append(y)
zahyou = [0]*1001
for i in range(n):
    ai = a[i]
    bi = b[i]
    t = 0
    for j in range(ai, min(1000, ai+bi)):
        zahyou[j] = max(zahyou[j], bi-t)
        t += 1
    t = 0
    for j in range(ai, max(0, ai-bi), -1):
        zahyou[j] = max(zahyou[j], bi-t)
        t += 1
ans = []
for i in range(1, x+1):
    ans.append(zahyou[i])
print(*ans)