n, m = map(int, input().split())
diff = [0] * (n + 2)  # Using indices 1 to n+1

for _ in range(m):
    l, r = map(int, input().split())
    li = l
    ri = r
    # The participant contributes from ri to li days ago inclusive
    diff[ri] += 1
    if li + 1 <= n:
        diff[li + 1] -= 1

# Compute prefix sum to get the number of participants for each day
current = 0
ans = [0] * (n + 1)  # ans[1], ans[2], ..., ans[n]
for day in range(1, n + 1):
    current += diff[day]
    ans[day] = current

# Output from N days ago (day n) to yesterday (day 1)
for day in range(n, 0, -1):
    print(ans[day])