func_code_string: #include <bits/stdc++.h>   using namespace std;   int main() {     int t, i, j, curr, n;     cin >> curr >> n;     int arr[curr + 1];     int temp;     arr[0] = 1;     int count = curr - 1;     for (i = 1; i <= curr; i++) arr[i] = 0;     for (i = 0; i < n; i++) {       cin >> temp;       if (temp == 1) {         int a, b;         cin >> a >> b;         arr[a] = 1;         arr[b] = 1;         count = count - 2;       } else {         int a;         cin >> a;         arr[a] = 1;         count = count - 1;       }     }     arr[curr] = 1;     int min = 0;     for (i = 1; i < curr; i++) {       if (arr[i] == 0 && arr[i + 1] == 0) {         min += 1;         i++;         continue;       } else if (arr[i] == 0) {         min += 1;       }     }     cout << min <<     << count << endl;     return 0;   }   