#include <bits/stdc++.h>
using namespace std;
#define int long long
int t, n, m, mod = 1e9 + 7;
mt19937_64 rng;
struct point{
int s, h;
};
bool operator < (point a, point b){
return a.h < b.h;
}
point a[1000005];
int b[1000005];
void solve(){
int crr = 1;
reverse(b + 1, b + m + 1);
for(int i = 1; i <= n; i++){
if(a[i].s <= b[crr]){
crr++;
if(crr == m + 1) break;
}
}
cout << crr - 1 <<" ";
}
signed main(){
ios_base::sync_with_stdio(NULL); cin.tie(nullptr); cout.tie(nullptr);
rng.seed((int)main ^ time(0));
#ifdef Kawaii
auto starttime = chrono::high_resolution_clock::now();
#endif
cin >> n >> m;
for(int i = 1; i <= n; i++) cin >> a[i].s >> a[i].h;
for(int i = 1; i <= m; i++) cin >> b[i];
sort(b + 1, b + m + 1);
sort(a + 1, a + n + 1);
solve();
#ifdef Kawaii
auto endtime = chrono::high_resolution_clock::now();
auto duration = chrono::duration_cast<chrono::milliseconds>(endtime - starttime).count();
cout << "\n=====" << "\nUsed: " << duration << " ms\n";
#endif
}
