이 제출은 이전 버전의 oj.uz에서 채점하였습니다. 현재는 제출 당시와는 다른 서버에서 채점을 하기 때문에, 다시 제출하면 결과가 달라질 수도 있습니다.
#include <bits/stdc++.h>
using namespace std;
const int N = 505;
const int S = 1e5 + 10;
int n, a[N];
bitset<N> B[S];
bool dp[S];
int main(){
cin >> n;
int total = 0;
for (int i = 0; i < n; i ++)
cin >> a[i], total += a[i];
sort(a, a + n);
dp[0] = 1;
int mx = 0;
for (int i = 0; i < n; i ++){
for (int sm = total; sm >= a[i]; sm--){
if (!dp[sm - a[i]]) continue;
if (dp[sm]){
bitset<N> b = B[sm - a[i]];
b[i] = 1;
b &= B[sm];
if (!(b.any()))
mx = max(mx, sm);
}
else{
dp[sm] = 1;
B[sm] = B[sm - a[i]];
B[sm][i] = 1;
}
}
}
cout << total - mx << endl;
}
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