#include <iostream>
#include <fstream>

using namespace std;

int v[100];
ifstream f("date.in");
ofstream g("date.out");

int main()
{
    int m,n,x,y,z,i;
    f >> n >> m;
    for(i=1;i<=m;i++)
    {
        f>>x>>y>>z;
        v[x]=v[x]+z;
        v[y+1]=v[y+1]-z;
    }
    for(i=2;i<=n;i++)
        v[i]=v[i]+v[i-1];
    for(i=1;i<=n;i++)
        g<<v[i]<<" ";
}