Submission #145613

#	Time	Username	Problem	Language	Result	Execution time	Memory
145613		cheetose	Job Scheduling (CEOI12_jobs)	C++11	100 / 100	349 ms	16864 KiB

jobs

#include<cstdio>
#include<cstdlib>
#include<iostream>
#include<vector>
#include<queue>
#include<bitset>
#include<string>
#include<stack>
#include<set>
#include<unordered_set>
#include<map>
#include<unordered_map>
#include<cstring>
#include<complex>
#include<cmath>
#include<iomanip>
#include<numeric>
#include<algorithm>
#include<list>
#include<functional>
#include<cassert>
#define mp make_pair
#define pb push_back
#define X first
#define Y second
#define y0 y12
#define y1 y22
#define INF 987654321
#define PI 3.141592653589793238462643383279502884
#define fup(i,a,b,c) for(int (i)=(a);(i)<=(b);(i)+=(c))
#define fdn(i,a,b,c) for(int (i)=(a);(i)>=(b);(i)-=(c))
#define MEM0(a) memset((a),0,sizeof(a));
#define MEM_1(a) memset((a),-1,sizeof(a));
#define ALL(a) a.begin(),a.end()
#define SYNC ios_base::sync_with_stdio(false);cin.tie(0)
using namespace std;
typedef long long ll;
typedef long double ld;
typedef double db;
typedef unsigned int uint;
typedef unsigned long long ull;
typedef pair<int, int> Pi;
typedef pair<ll, ll> Pll;
typedef pair<ld, ld> Pd;
typedef vector<int> Vi;
typedef vector<ll> Vll;
typedef vector<double> Vd;
typedef vector<Pi> VPi;
typedef vector<Pll> VPll;
typedef vector<Pd> VPd;
typedef tuple<int, int, int> iii;
typedef tuple<int,int,int,int> iiii;
typedef tuple<ll, ll, ll> LLL;
typedef vector<iii> Viii;
typedef vector<LLL> VLLL;
typedef complex<double> base;
const ll MOD = 1000000007;
ll POW(ll a, ll b, ll MMM = MOD) {ll ret=1; for(;b;b>>=1,a=(a*a)%MMM)if(b&1)ret=(ret*a)% MMM; return ret; }
ll gcd(ll a, ll b) { return b ? gcd(b, a%b) : a; }
ll lcm(ll a, ll b) { if (a == 0 || b == 0)return a + b; return a*(b / gcd(a, b)); }
int dx[] = { 0,1,0,-1,1,1,-1,-1 }, dy[] = { 1,0,-1,0,1,-1,1,-1 };

int n,d,m;
Vi v[100001];
bool ok(int k,bool c)
{
	queue<Pi> q;
	fup(i,1,n,1)
	{
		fup(j,0,(int)v[i].size()-1,1)q.push(mp(v[i][j],i));
		fup(ii,0,k-1,1)
		{
			if(q.empty())break;
			if(i>q.front().Y+d)return 0;
			if(c)printf("%d ",q.front().X);
			q.pop();
		}
		if(c)puts("0");
	}
	return 1;
}
int main() {
	scanf("%d%d%d",&n,&d,&m);
	fup(i,1,m,1)
	{
		int x;
		scanf("%d",&x);
		v[x].pb(i);
	}
	int l=1,r=m;
	while(l<=r)
	{
		int k=(l+r)>>1;
		if(ok(k,0))r=k-1;
		else l=k+1;
	}
	printf("%d\n",l);
	ok(l,1);
}

Compilation message (stderr)

jobs.cpp: In function 'int main()':
jobs.cpp:83:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d%d",&n,&d,&m);
  ~~~~~^~~~~~~~~~~~~~~~~~~
jobs.cpp:87:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d",&x);
   ~~~~~^~~~~~~~~

• Subtask 1: 100 / 100