n,x = map(int,input().split())
a = [-1]*n
b = [-1]*n
for i in range(n):
    a[i],b[i] = map(int,input().split())
    a[i]-=1
ans = [0]*x
for i in range(n):
    for j in range(b[i]+1):
        if a[i]+j<x:
            if ans[a[i]+j]<b[i]-j:
                ans[a[i]+j]=b[i]-j
        if a[i]-j>=0:
            if ans[a[i]-j]<b[i]-j:
                ans[a[i]-j]=b[i]-j
print(*ans)