Submission #125008

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
125008	2019-07-04 10:46:58	gs14004	Kitchen (BOI19_kitchen)	C++17	100 / 100	32 ms	800 KiB

kitchen

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#include <bits/stdc++.h>
using namespace std;
const int MAXN = 100005;
using lint = long long;
using pi = pair<lint, int>;
int n, m, k;
int a[MAXN], b[MAXN], dp[MAXN];
int main(){
  cin >> n >> m >> k;
  for(int i=1; i<=n; i++){
    cin >> a[i];
    if(a[i] < k){
      puts("Impossible");
      return 0;
    }
  }
  for(int i=1; i<=m; i++) cin >> b[i];
  fill(dp + 1, dp + MAXN, -1e9);
  dp[0] = 0;
  for(int i=1; i<=m; i++){
    for(int j=MAXN-1; j>=b[i]; j--){
      dp[j] = max(dp[j-b[i]] + min(b[i], n), dp[j]);
    }
  }
  int accm = accumulate(a + 1, a + n + 1, 0);
  int ret = 1e9;
  for(int i = accm; i < MAXN; i++){
    if(dp[i] >= n * k){
 
 
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Compilation message (stderr)

kitchen.cpp: In function 'int main()':
kitchen.cpp:28:6: warning: unused variable 'ret' [-Wunused-variable]
  int ret = 1e9;
      ^~~

• Subtask 1: 9 / 9
• Subtask 2: 22 / 22
• Subtask 3: 20 / 20
• Subtask 4: 21 / 21
• Subtask 5: 28 / 28