oj.uz

Submission #981537

# Submission time Handle Problem Language Result Execution time Memory
981537 2024-05-13T10:08:18 Z SmuggingSpun Job Scheduling (CEOI12_jobs) C++14
60 / 100
 112 ms 13652 KB 
#include<bits/stdc++.h>
#define taskname "jobs"
using namespace std;
const int lim = 1e5 + 5;
vector<int>p[lim];
int main(){
	ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
	if(fopen(taskname".inp", "r")){
		freopen(taskname".inp", "r", stdin);
	}
	int n, d, m;
	cin >> n >> d >> m;
	for(int i = 0; i < m; ){
		int x;
		cin >> x;
		p[x].emplace_back(++i);
	}
	int low = 1, high = n, ans;
	while(low <= high){
		int mid = (low + high) >> 1;
		deque<pair<int, int>>D;
		for(int i = 1; i <= n; i++){
			int current = mid;
			if(!p[i].empty() > 0){
				D.emplace_back(i, p[i].size());
			}
			if(!D.empty() && D.front().first + d < i){
				break;
			}
			while(!D.empty()){
				auto [x, y] = D.front();
				D.pop_front();
				if(current >= y){
					current -= y;
				}
				else{
					D.emplace_front(x, y - current);
					break;
				}
			}
		}
		if(!D.empty()){
			low = mid + 1;
		}
		else{
			high = (ans = mid) - 1;
		}
	}
	cout << ans << "\n";
	queue<int>q;
	for(int i = 1; i <= n; i++){
		for(int& x : p[i]){
			q.push(x);
		}
		for(int _ = 0; _ < ans && !q.empty(); _++, q.pop()){
			cout << q.front() << " ";
		}
		cout << "0\n";
	}
}

Compilation message

jobs.cpp: In function 'int main()':
jobs.cpp:31:10: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   31 |     auto [x, y] = D.front();
      |          ^
jobs.cpp:9:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    9 |   freopen(taskname".inp", "r", stdin);
      |   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~
jobs.cpp:55:26: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
   55 |   for(int _ = 0; _ < ans && !q.empty(); _++, q.pop()){
      |                  ~~~~~~~~^~~~~~~~~~~~~

Subtask #1
60.0 / 100.0

# Verdict Execution time Memory Grader output
1 Incorrect 11 ms 4060 KB Output isn't correct
2 Incorrect 11 ms 4060 KB Output isn't correct
3 Incorrect 12 ms 4060 KB Output isn't correct
4 Incorrect 11 ms 4060 KB Output isn't correct
5 Incorrect 12 ms 4060 KB Output isn't correct
6 Incorrect 11 ms 4060 KB Output isn't correct
7 Incorrect 11 ms 4060 KB Output isn't correct
8 Incorrect 11 ms 4060 KB Output isn't correct
9 Correct 14 ms 4188 KB Output is correct
10 Correct 17 ms 4184 KB Output is correct
11 Correct 12 ms 3928 KB Output is correct
12 Correct 24 ms 4956 KB Output is correct
13 Correct 35 ms 6996 KB Output is correct
14 Correct 53 ms 8188 KB Output is correct
15 Correct 64 ms 9096 KB Output is correct
16 Correct 82 ms 10724 KB Output is correct
17 Correct 112 ms 12760 KB Output is correct
18 Correct 85 ms 12676 KB Output is correct
19 Correct 101 ms 13652 KB Output is correct
20 Correct 96 ms 12576 KB Output is correct