제출 #402647

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
402647	2021-05-12 07:51:29	Nicholas_Patrick	Kitchen (BOI19_kitchen)	C++17	9 / 100	130 ms	13544 KiB

kitchen

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#include <cstdio>
#include <queue>
#include <bitset>
#include <algorithm>
using namespace std;
const int maxall=300;
const int maxrow=maxall*maxall+1;
int main(){
  int n, m, k;
  scanf("%d%d%d", &n, &m, &k);
  vector<int> a(n), b(m);
  int A=0;
  for(int& i: a){
    scanf("%d", &i);
    A+=i;
  }
  for(int& i: b)
    scanf("%d", &i);
  if(*min_element(a.begin(), a.end())<k){
    printf("Impossible\n");
    return 0;
  }
  sort(b.begin(), b.end());
  auto it=upper_bound(b.begin(), b.end(), n);
  bitset<maxrow> smallsums;
  smallsums[0]=true;
  for(auto i=b.begin(); i!=it; i++)
    smallsums|=smallsums<<*i;
  bitset<maxrow*(maxall+1)> mask;
 
 
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컴파일 시 표준 에러 (stderr) 메시지

kitchen.cpp: In function 'int main()':
kitchen.cpp:11:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |  scanf("%d%d%d", &n, &m, &k);
      |  ~~~~~^~~~~~~~~~~~~~~~~~~~~~
kitchen.cpp:15:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   15 |   scanf("%d", &i);
      |   ~~~~~^~~~~~~~~~
kitchen.cpp:19:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   19 |   scanf("%d", &i);
      |   ~~~~~^~~~~~~~~~

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