Submission #1004377

#	Time	Username	Problem	Language	Result	Execution time	Memory
1004377		u_suck_o	Job Scheduling (CEOI12_jobs)	C++17	Compilation error	0 ms	0 KiB

jobs

#include <iostream>
//#include <vector>
//#include <queue>
#define MAXN 100005

using namespace std;

int n, d, m;
vector<int> tasks[MAXN];

int main() {
    cin >> n >> d >> m;
    for (int i = 1; i <= m; i++) {
        int x; cin >> x;
        tasks[x].push_back(i);
    }
    //binary search on answer
    int l = 1, r = m;
    while (l < r) {
        int mid = (l+r)/2;
        queue<pair<int, int>> q;
        bool valid = true;
        for (int i = 1; i <= n; i++) {
            for (int j : tasks[i])
                q.push({j, i});
            for (int j = 1; j <= mid; j++) {
                if (!q.empty()) {
                    auto p = q.front(); q.pop();
                    if (i - p.second > d) {
                        valid = false;
                        break;
                    }
                } else
                    break;
            }
            if (!valid)
                break;
        }
        if (!q.empty())
            valid = false;
        if (valid)
            r = mid;
        else
            l = mid+1;
    }
    
    cout << r << "\n";
    //make assignments
    queue<pair<int, int>> q;
    vector<int> v[n];
    for (int i = 1; i <= n; i++) {
        for (int j : tasks[i])
            q.push({j, i});
        for (int j = 1; j <= r; j++) {
            if (!q.empty()) {
                v[i].push_back(q.front().first);
                q.pop();
            }
            else
                break;
        }
    }
    for (int i = 1; i <= n; i++) {
        for (int j : v[i])
            cout << j << " ";
        cout << "0\n";
    }
}

Compilation message (stderr)

jobs.cpp:9:1: error: 'vector' does not name a type
    9 | vector<int> tasks[MAXN];
      | ^~~~~~
jobs.cpp: In function 'int main()':
jobs.cpp:15:9: error: 'tasks' was not declared in this scope
   15 |         tasks[x].push_back(i);
      |         ^~~~~
jobs.cpp:21:9: error: 'queue' was not declared in this scope
   21 |         queue<pair<int, int>> q;
      |         ^~~~~
jobs.cpp:2:1: note: 'std::queue' is defined in header '<queue>'; did you forget to '#include <queue>'?
    1 | #include <iostream>
  +++ |+#include <queue>
    2 | //#include <vector>
jobs.cpp:21:28: error: expected primary-expression before '>' token
   21 |         queue<pair<int, int>> q;
      |                            ^~
jobs.cpp:21:31: error: 'q' was not declared in this scope
   21 |         queue<pair<int, int>> q;
      |                               ^
jobs.cpp:24:26: error: 'tasks' was not declared in this scope
   24 |             for (int j : tasks[i])
      |                          ^~~~~
jobs.cpp:49:5: error: 'queue' was not declared in this scope
   49 |     queue<pair<int, int>> q;
      |     ^~~~~
jobs.cpp:49:5: note: 'std::queue' is defined in header '<queue>'; did you forget to '#include <queue>'?
jobs.cpp:49:24: error: expected primary-expression before '>' token
   49 |     queue<pair<int, int>> q;
      |                        ^~
jobs.cpp:49:27: error: 'q' was not declared in this scope
   49 |     queue<pair<int, int>> q;
      |                           ^
jobs.cpp:50:5: error: 'vector' was not declared in this scope
   50 |     vector<int> v[n];
      |     ^~~~~~
jobs.cpp:2:1: note: 'std::vector' is defined in header '<vector>'; did you forget to '#include <vector>'?
    1 | #include <iostream>
  +++ |+#include <vector>
    2 | //#include <vector>
jobs.cpp:50:12: error: expected primary-expression before 'int'
   50 |     vector<int> v[n];
      |            ^~~
jobs.cpp:52:22: error: 'tasks' was not declared in this scope
   52 |         for (int j : tasks[i])
      |                      ^~~~~
jobs.cpp:56:17: error: 'v' was not declared in this scope
   56 |                 v[i].push_back(q.front().first);
      |                 ^
jobs.cpp:64:22: error: 'v' was not declared in this scope
   64 |         for (int j : v[i])
      |                      ^