#include<iostream>
#include<vector>

using namespace std;


int main(){

int n;
cin >> n;

vector<int> d(n, 0);
int m; cin >> m;

for (int i = 0; i < m; i++) {
    int a, b, k;
    cin >> a >> b >> k;
    d[a] += k;

    if (b < n-1)
        d[b] -= k;
}
int zbir = 0;

for (int i = 0; i < n; i++) {
    zbir += d[i];
    cout << zbir << endl;
}

    return 0;
}