func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     ios_base::sync_with_stdio(false);     cin.tie(0);     cout.tie(0);     int TESTS = 1;     while (TESTS--) {       vector<pair<int, int>> v;       int i, a, b, index = 0, dp[1000005] = {0}, ans = INT_MIN, n;       cin >> n;       for (long long int i = 0; i < n; i++) {         cin >> a >> b;         v.push_back({a, b});       }       sort((v).begin(), (v).end());       for (i = 0; i < n; i++) {         while (index != v[i].first) {           dp[index] = dp[max(0, index - 1)];           index++;         }         if (index - v[i].second - 1 < 0)           dp[index] = 1;         else           dp[index] = dp[index - v[i].second - 1] + 1;         ans = max(ans, dp[index]);         index++;       }       cout << n - ans;     }     return 0;   }   