Submission #1297044

#	Time	Username	Problem	Language	Result	Execution time	Memory
1297044		exoworldgd	Kitchen (BOI19_kitchen)	C++20	Compilation error	0 ms	0 KiB

kitchen

#pragma GCC optimize("O5,unroll-loops,inline,fast-math")
#pragma GCC target("avx2,bmi,bmi2,popcnt,lzcnt")
#include<bits/stdc++.h>
#define exoworldgd cin.tie(0)->sync_with_stdio(0),cout.tie(0)
#define int long long
using namespace std;
const int N=305,M=305,K=305,MX=90005;
int n,m,k,a[N],b[M],sum=0,mn=MX;
bitset<MX> dp[K];
signed main(void) {
    exoworldgd;
    cin >> n >> m >> k;
    for (int i = 0; i < n; i++){
        cin >> a[i];
        if (a[i]<k) return cout<<"Impossible",0;
        sum += a[i];
    }
    for (int i =0; i< m;  i++) cin >> b[i];
    sort(b,b+m), dp[0][0]=1;
    for (int i=0; i<m; x=i++) for (int j = min(m,k); j >= 1; j--) dp[j]|=(dp[j-1]<<b[i]);
    for (int i=k; i <=m; i++){
        for (int j =sum; j <MX; j++){
            if (!dp[min(i,k)][j]) continue;
            if (j >=sum){
            	int cap=0;
            	for (int l=m-1; l>= m-i &&l >=0; l--) cap+=b[l];
                if (cap >= j)mn = min(mn,cap-sum);
            }
        }
    }
    cout << (mn==MX ? "Impossible":to_string(mn));
}

Compilation message (stderr)

kitchen.cpp: In function 'int main()':
kitchen.cpp:20:24: error: 'x' was not declared in this scope
   20 |     for (int i=0; i<m; x=i++) for (int j = min(m,k); j >= 1; j--) dp[j]|=(dp[j-1]<<b[i]);
      |                        ^