제출 #157702

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
157702		mrtsima22	Job Scheduling (CEOI12_jobs)	C++17	55 / 100	285 ms	13944 KiB

jobs

#pragma GCC optimize "-O3"
#pragma GCC optimize("Ofast")
#pragma GCC optimization ("unroll-loops")
#include <bits/stdc++.h>
#include <ext/pb_ds/assoc_container.hpp>
using namespace std;
using namespace __gnu_pbds;
#define NumberOfOnes __builtin_popcount
#define LSOne(S) (S & (-S))
#define ll long long
#define two pair<int,int>
#define twoll pair<ll,ll>
#define four pair<two,two>
#define pb push_back
#define eb emplace_back
#define mk make_pair
#define y1 y1922
#define INF 1000000000000000000
#define P 1000000007
#define lmax 1000000000
#define nn 1000003
#define ff first.first
#define fs first.second
#define sf second.first
#define ss second.second
#define f first
#define s second
#define vi vector<int>
#define vll vector<ll>
#define vtwo vector<two>
#define ALL(container) (container).begin(), (container).end()
#define sz(container) (int)(container.size())
#define max(a,b) ((a)>(b)?(a):(b))
#define min(a,b) ((a)<(b)?(a):(b))
#define mid(a,b) (a+b>>1)
#define minN 0
#define maxN 10000000
#define na(x) ((x)<P?(x):(x)-P)
#define ab(a) (-(a)<(a)?(a):-(a))
#define FAST std::ios::sync_with_stdio(false)
#define xRand mt19937 rng(chrono::steady_clock::now().time_since_epoch().count())
#define rnd rng
#define IT iterator
typedef
tree<
  int,// aq pair<int,int> shegidzlia
  null_type,
  less/*_equal*/<int>,// aqac
  rb_tree_tag,
  tree_order_statistics_node_update>
ordered_set;
// '_equal' mashin ginda roca multiset gchirdeba
template<class key, class value,class cmp = std::less<key>>
using ordered_map = tree<key, value, cmp, rb_tree_tag, tree_order_statistics_node_update>;
ordered_map<int, int> my_map;
inline int rin(){
	int x=0,w=1;char ch=getchar();
	while ((ch<'0'||ch>'9')&&ch!='-') ch=getchar();
	if (ch=='-') w=0,ch=getchar();
	while (ch>='0'&&ch<='9') x=(x<<3)+(x<<1)+ch-'0',ch=getchar();
	return w?x:-x;
}
inline int bin(){
	int x=0;char ch=getchar();
	while (ch<'0'||ch>'9') ch=getchar();
	while (ch>='0'&&ch<='9') x=(x<<3)+(x<<1)+ch-'0',ch=getchar();
	return x;
}
int n,m,k;
two a[1000004];
bool che(int g){
	int u=1,o=0;
	while(u<=k){
		int d=g;
		o++;
		while(d--&&u<=k){
			if(a[u].f+m<o) return 0;
			u++;
		}
		if(u>k) return 1;
	}
	return 1;
}
int main(){FAST;xRand;
//cin>>n>>m>>k;
n=bin();
m=bin();
k=bin();
for(int i=1;i<=k;i++){
//	cin>>a[i].f;
	a[i].f=bin();
	a[i].s=i;
}
sort(a+1,a+1+k);
int l=1,r=k;
while(l<r){
	int md=mid(l,r);
	if(che(md)){
		r=md;
	}else{
		l=md+1;
	}
}
if(che(l-1)) l--;
//cout<<l<<endl;
printf("%d\n",l);
int i=1,O=0;
while(i<=k){
	int L=l;
	while(L--&&i<=k){
//		cout<<a[i].s<<" ";
		printf("%d ",a[i].s);
		i++;
	}
//	cout<<0<<endl;
	printf("%d\n",0);
	O++;
}
O++;
while(O<=n){
//	cout<<0<<endl;
	printf("%d\n",0);
	O++;
}
}
/*

                   *         *
                  * *       * *
                 *   *     *   *
                *     *   *     *
                 *   *   * *   *
                  *   *   *   *
                   *   * *   *
                     *  *   *
					   *  *


*/

컴파일 시 표준 에러 (stderr) 메시지

jobs.cpp:3:0: warning: ignoring #pragma GCC optimization [-Wunknown-pragmas]
 #pragma GCC optimization ("unroll-loops")
 
jobs.cpp: In function 'int main()':
jobs.cpp:35:20: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
 #define mid(a,b) (a+b>>1)
jobs.cpp:97:13:
  int md=mid(l,r);
             ~~~     
jobs.cpp:97:9: note: in expansion of macro 'mid'
  int md=mid(l,r);
         ^~~

• Subtask 1: 55 / 100