#include<iostream>
#include<cstring>
#include<cstdio> 
#include<algorithm>
#include<vector>
using namespace std;
const int maxn=200000+100000;
 
vector<int> v[maxn];
 
int x1,x2,s,n,m,tmp,ans;
int main(){
	freopen("shooting.in","r",stdin);
	freopen("shooting.out","w",stdout);
	cin>>n>>m;
	for(int i=0;i<n;i++){
		cin>>x1>>x2>>s;
		for(int j=x1;j<=x2;j++)
			v[j].push_back(s); 
	}
	for(int i=0;i<m;i++){
		cin>>tmp;
		ans=0;
		for(int j=v[tmp].size()-1;j>=0;j--){
			v[tmp][j]--;
			if(v[tmp][j]==0)ans++;
		}
		cout<<ans;
		if(i!=m-1)cout<<endl;
	}
	return 0;
}