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  1. #include <iostream>
  2.  
  3. using namespace std;
  4.  
  5. const int MAX_SIZE = 10;
  6.  
  7. int main() {
  8.   int n, v[MAX_SIZE + 1], m, k, x;
  9.   cin >> n;
  10.   for (int i = 1; i <= n; ++i) {
  11.     cin >> v[i];
  12.   }
  13.   cin >> m;
  14.   for (int j = 1; j <= m; ++j) {
  15.     cin >> k;
  16.     if (k == 1 && n == MAX_SIZE && j <m) {
  17.     	if (k == 2) {
  18.       --n;
  19.     }
  20.       cout << n << "\n ";
  21.       for (int i = 1; i <= n; ++i) {
  22.         cout << v[i] << " ";
  23.       }
  24.       return 0;
  25.     }
  26.     if (k == 1 && n < MAX_SIZE) {
  27.       cin >> x;
  28.       ++n;
  29.       v[n] = x;
  30.     }
  31.     if (k == 2) {
  32.       --n;
  33.     }
  34.   }
  35.   cout << n << "\n ";
  36.   for (int i = 1; i <= n; ++i) {
  37.     cout << v[i] << " ";
  38.   }
  39.   return 0;
  40. }
Success #stdin #stdout 0.01s 5276KB
comments (?)
stdin
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2
1 2
10
1 2
1 3
1 4
1 2
1 3
1 4
1 2
1 3
1 4
2
stdout
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10
 1 2 2 3 4 2 3 4 2 3
https://ideone.com/gR5NwL
language:
C++ (gcc 8.3)
created:
1 day ago
visibility:
public

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