Submission #719580

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
719580	2023-04-06 10:05:04	jamezzz	Kitchen (BOI19_kitchen)	C++17	100 / 100	291 ms	111436 KiB

kitchen

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#include <bits/stdc++.h>
using namespace std;
#define sf scanf
#define pf printf
#define INF 1023456789
#define maxn 305
int n,m,k,a[maxn],b[maxn],memo[maxn][maxn*maxn+5];
int dp(int i,int num){
  if(num<0)return -INF;
  if(i==-1&&num==0)return 0;
  if(i==-1&&num!=0)return -INF;
  if(memo[i][num]!=-1)return memo[i][num];
  return memo[i][num]=max(dp(i-1,num),dp(i-1,num-b[i])+min(n,b[i]));
}
int main(){
  sf("%d%d%d",&n,&m,&k);
  int sm=0;
  for(int i=0;i<n;++i){
    sf("%d",&a[i]);
    if(a[i]<k){
      printf("Impossible\n");
      exit(0);
    }
    sm+=a[i];
  }
  int sm2=0;
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

kitchen.cpp: In function 'int main()':
kitchen.cpp:20:4: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   20 |  sf("%d%d%d",&n,&m,&k);
      |    ^
kitchen.cpp:23:5: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   23 |   sf("%d",&a[i]);
      |     ^
kitchen.cpp:32:5: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   32 |   sf("%d",&b[i]);
      |     ^

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