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Submission #839226

# Submission time Handle Problem Language Result Execution time Memory
839226 2023-08-29T09:02:17 Z teo_thrash Kas (COCI17_kas) C++14
30 / 100
 74 ms 1924 KB 
#include<bits/stdc++.h>
#define pb push_back

using namespace std;

typedef long long ll;
typedef pair<int, int> pii;

const int maxn=1e5+10;
const int mod=1e9+7;

int n;
ll a[503];
ll dp[maxn], sum=0; ///dp[i] is the max sum of the subsequences that when split optimally, the 2 parts differ by i
ll curr[maxn];

int main(){

ios_base::sync_with_stdio(false);
cin.tie(NULL);
cout.tie(NULL);

for(int i=0; i<=sum; i++){
    dp[i]=-INT_MAX;
}
dp[0]=0;

cin>>n;
for(int i=0; i<n; i++){
    cin>>a[i];
    sum+=a[i];
    for(int j=0; j<=sum; j++){
        curr[j]=dp[j];
    }

    for(int j=a[i]; j<=sum; j++){
        if(dp[j-a[i]]==-INT_MAX) continue;

        curr[j]=max(curr[j], dp[j-a[i]]+a[i]);
    }

    for(int j=0; j<=sum-a[i]; j++){
        if(dp[j+a[i]]==-INT_MAX) continue;

        curr[j]=max(curr[j], dp[j+a[i]]);
    }
    for(int j=1; j<a[i]; j++){
        if(dp[j]==-INT_MAX) continue;
        curr[a[i]-j]=max(curr[a[i]-j], dp[j]-j+a[i]);
    }

    for(int j=0; j<=sum; j++){
        dp[j]=max(curr[j], dp[j]);
    }
}
cout<<sum-dp[0]<<endl;

return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 340 KB Output is correct
2 Correct 1 ms 340 KB Output is correct

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 384 KB Output is correct
2 Incorrect 1 ms 332 KB Output isn't correct
3 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 340 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 16 ms 1876 KB Output is correct
2 Correct 11 ms 1924 KB Output is correct

Subtask #9
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 30 ms 1876 KB Output is correct
2 Correct 15 ms 1768 KB Output is correct

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 25 ms 1868 KB Output is correct
2 Incorrect 74 ms 1768 KB Output isn't correct
3 Halted 0 ms 0 KB -