import sys
input = sys.stdin.readline

N, Q = map(int, input().split())
I, S, T = [0] * Q, [0] * Q, [0] * Q
M = 10 ** 5 + 5
A = [0] * M
for i in range(Q):
    I[i], S[i], T[i] = map(int, input().split())
    A[S[i]] += 1
    A[T[i]] -= 1
    
for i in range(M - 1):
    A[i + 1] += A[i]
for i in range(M - 1):
    if A[i]: 
        A[i] = 1/A[i]

Ac = [0] * (M + 1)
for i in range(M):
    Ac[i + 1] = Ac[i] + A[i]
    
ans = [0] * N
for i in range(Q):
    ans[I[i] - 1] += Ac[T[i]] - Ac[S[i]]
    
for a in ans:
    print(a)