제출 #1094089

#	제출 시각	아이디	문제	언어	결과	실행 시간	메모리
1094089		Sunbae	Job Scheduling (CEOI12_jobs)	C++17	55 / 100	201 ms	16980 KiB

jobs

#include <bits/stdc++.h>
using namespace std;
vector<int> v[100000];
int a[1000000];
signed main(){
	int n, d, m; scanf("%d %d %d", &n, &d, &m);
	for(int i = 0; i<m; ++i) scanf("%d", a+i), v[--a[i]].push_back(i);
	sort(a, a+m);
	int low = 1, high = n, ans;
	while(low <= high){
		int mid = low + ((high-low)>>1), ch = 1;
		for(int i = 0; i<m; ++i) if(i/mid > a[i] + d){ ch = 0; break;}
		if(ch) high = mid-1, ans = mid;
		else low = mid+1;
	}
	int cnt = 0;
	printf("%d\n", ans);
	for(int i = 0, j; i < m; i = j, ++cnt){
		for(j = i; j < m && (i/ans) == (j/ans); ++j) printf("%d ", v[a[j]].back() + 1), v[a[j]].pop_back();
		puts("0");
	}
	for(int j = 0; j<n-cnt; ++j) puts("0");
} 

컴파일 시 표준 에러 (stderr) 메시지

jobs.cpp: In function 'int main()':
jobs.cpp:6:20: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    6 |  int n, d, m; scanf("%d %d %d", &n, &d, &m);
      |               ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~
jobs.cpp:7:32: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    7 |  for(int i = 0; i<m; ++i) scanf("%d", a+i), v[--a[i]].push_back(i);
      |                           ~~~~~^~~~~~~~~~~
jobs.cpp:19:36: warning: 'ans' may be used uninitialized in this function [-Wmaybe-uninitialized]
   19 |   for(j = i; j < m && (i/ans) == (j/ans); ++j) printf("%d ", v[a[j]].back() + 1), v[a[j]].pop_back();
      |                                  ~~^~~~~

• Subtask 1: 55 / 100