제출 #673003

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
673003		sudheerays123	Job Scheduling (CEOI12_jobs)	C++17	55 / 100	250 ms	22376 KiB

jobs

#include<bits/stdc++.h>
using namespace std;
#define fast ios_base::sync_with_stdio(false); cin.tie(NULL); cout.tie(NULL);
#define ll long long int
const ll N = 1e6+5 , INF = 1e18 , MOD = 1e9+7;

vector<pair<ll,ll>> a(N);

void solve(){

	ll n,d,m;
	cin >> n >> d >> m;

	for(ll i = 1; i <= m; i++){
		cin >> a[i].first;
		a[i].second = i;
	}

	sort(a.begin()+1,a.begin()+m+1);

	ll low = ceil((double)m/(double)n) , high = m;
	ll ans;

	while(low <= high){

		ll mid = (low+high)/2;
		bool possible = true;

		for(ll i = 1; i <= m; i++){
			ll day = ceil((double)i/(double)mid);
			if(day > a[i].first+d) possible = false;
		}

		if(possible){
			ans = mid;
			high = mid-1;
		}
		else low = mid+1;
	}

	cout << ans << "\n";

	ll p = 1;

	for(ll i = 1; i <= n; i++){
		ll left = ans;
		while(left > 0 && p <= m){
			cout << a[p].second << " ";
			p++;
			left--;
		}
		cout << "0\n";
	}
}

int main(){

	fast;
  
	ll tc = 1;
	// cin >> tc;
	while(tc--) solve();

	return 0;
}

컴파일 시 표준 에러 (stderr) 메시지

jobs.cpp: In function 'void solve()':
jobs.cpp:22:5: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
   22 |  ll ans;
      |     ^~~

• Subtask 1: 55 / 100