Submission #696749

#	Time	Username	Problem	Language	Result	Execution time	Memory
696749		koolaider	Job Scheduling (CEOI12_jobs)	C++17	0 / 100	1093 ms	16052 KiB

jobs

#include <bits/stdc++.h>
#include <cstdlib>
using namespace std;
 
void setIO(string s) {
	freopen((s + ".in").c_str(), "r", stdin);
	freopen((s + ".out").c_str(), "w", stdout);
}
 
 
#define watch(x) cerr << "\n" << (#x) << " is " << (x) << endl
#define pb push_back
#define ll long long
#define cint const int

 
void __print(int x) {cerr << x;}
void __print(long x) {cerr << x;}
void __print(long long x) {cerr << x;}
void __print(unsigned x) {cerr << x;}
void __print(unsigned long x) {cerr << x;}
void __print(unsigned long long x) {cerr << x;}
void __print(float x) {cerr << x;}
void __print(double x) {cerr << x;}
void __print(long double x) {cerr << x;}
void __print(char x) {cerr << '\'' << x << '\'';}
void __print(const char *x) {cerr << '\"' << x << '\"';}
void __print(const string &x) {cerr << '\"' << x << '\"';}
void __print(bool x) {cerr << (x ? "true" : "false");}
//binar, dp, starcod, coci,   / bfs,    /seg
template<typename T, typename V>
void __print(const pair<T, V> &x) {cerr << '{'; __print(x.first); cerr << ','; __print(x.second); cerr << '}';}
template<typename T>
void __print(const T &x) {int f = 0; cerr << '{'; for (auto &i: x) cerr << (f++ ? "," : ""), __print(i); cerr << "}";}
void _print() {cerr << "]\n";}
template <typename T, typename... V>
void _print(T t, V... v) {__print(t); if (sizeof...(v)) cerr << ", "; _print(v...);}
#ifndef ONLINE_JUDGE
#define debug(x...) cerr << "[" << #x << "] = ["; _print(x)
#else
#define debug(x...)
#endif


#pragma GCC target ("avx,avx2")
#pragma GCC optimize ("O3")
 
const long long ML = 1e18;
cint MN = 1e9;
cint MA = 2e5+1;
cint MM = 1e9+7;

int main(int argc, char **argv){
	ios_base::sync_with_stdio(false); cin.tie(NULL), cout.tie(NULL);
	int n, d, m; cin >> n >> d >> m; vector<pair<int, int>> v(m);// val, index
	int x;
	for(int i = 0; i<m; i++){ 
		cin >> x; v[i]={x, i+1};
	}
	sort(v.begin(), v.end()); debug(v);
	int l=0, r=m-1; int ans = MN;
	while(l<=r){
		int mid=(l+r)/2;
		int curr=m-(n*mid);
		if(curr>0){
		l=mid+1;
		}else if(curr<=0){
			ans=min(ans, mid);
			r=mid-1; 
			if(curr==0) break;
			}
		}
	cout << ans << endl; int counter = 0;
	for(int i = 0; i<m; i++){
		cout << v[i].second << " ";
		counter++;
		if(counter==ans){
			cout << 0; cout << endl; counter=0;
			}
		}
	if(n>m/ans){
		for(int i = 0; i<n-m/ans; i++){
			cout << 0 << endl;
			}
		}
	return 0;
}

/*

8 2 12
1 2 4 2 1 3 5 6 2 3 6 4 




*/

Compilation message (stderr)

jobs.cpp: In function 'void setIO(std::string)':
jobs.cpp:6:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    6 |  freopen((s + ".in").c_str(), "r", stdin);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
jobs.cpp:7:9: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |  freopen((s + ".out").c_str(), "w", stdout);
      |  ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• Subtask 1: 0 / 100