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Book Shop.cpp
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Book Shop.cpp
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#include<bits/stdc++.h>
using namespace std;
#define INF 2047483647
#define INFL 9223372036854775807
#define ll long long
#define pii pair<ll,ll>
#define F first
#define S second
#define mp make_pair
#define pb push_back
#define ull unsigned long long
#define M 1000000007
#define FASTIO ios_base::sync_with_stdio(false);cin.tie(NULL); cout.tie(NULL);
#define take(x) scanf("%d",&x)
#define DE(x) printf("\ndebug %d\n",x);
#define vout(x) for(int i=0;i<x.size();i++) printf("%d ",x[i]);
#define pie acos(-1)
#define MOD 998244353
int main(){
FASTIO;
int n,p;
cin>>n>>p;
int dp[p+1] = {0};
int dpp[p+1] = {0};
int prices[n],pages[n];
for(int i=0;i<n;i++) cin>>prices[i];
for(int i=0;i<n;i++) cin>>pages[i];
for(int i=0;i<n;i++){
for(int j=p;j-prices[i]>=0;j--){
dpp[j-prices[i]] = dp[j]+pages[i];
}
for(int j=0;j<=p;j++)
dp[j] = max(dp[j],dpp[j]);
}
cout<<dp[0];
}