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Submission #914947

# Submission time Handle Problem Language Result Execution time Memory
914947 2024-01-23T02:02:45 Z minhnhatnoe Sightseeing in Kyoto (JOI22_kyoto) C++17
0 / 100
 2000 ms 1628 KB 
#pragma GCC optimize("O3,unroll-loops")
#include <bits/stdc++.h>
using namespace std;
typedef long long ll;

const int MAXN = 100000;
alignas(1024) int a[MAXN], b[MAXN], dp[MAXN];

signed main(){
    cin.tie(0)->sync_with_stdio(0);
    int h, w; cin >> h >> w;
    for (int i=0; i<h; i++){
        cin >> a[i];
    }
    for (int j=0; j<w; j++){
        cin >> b[j];
    }

    memset(dp, 0x3f, sizeof dp);
    dp[0] = 0;

    for (int i=0; i<h-1; i++){
        int v = dp[0];
        for (int j=1; j<w; j++){
            v = v > dp[j] - a[i] * j ? dp[j] - a[i] * j : v;

            dp[j] = dp[j] < v + a[i] * j ? dp[j] : v + a[i] * j;
        }
        for (int j=0; j<w; j++){
            dp[j] += b[j];
        }
    }
    for (int j=1; j<w; j++){
        dp[j] = dp[j] < dp[j-1] + a[h-1] ? dp[j] : dp[j-1] + a[h-1];
    }
    cout << dp[w-1] << "\n";
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 860 KB Output is correct
2 Correct 0 ms 860 KB Output is correct
3 Incorrect 0 ms 604 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #2
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 604 KB Output is correct
2 Correct 0 ms 604 KB Output is correct
3 Correct 1 ms 744 KB Output is correct
4 Correct 790 ms 1172 KB Output is correct
5 Correct 18 ms 1116 KB Output is correct
6 Correct 3 ms 856 KB Output is correct
7 Execution timed out 2052 ms 1628 KB Time limit exceeded
8 Halted 0 ms 0 KB -

Subtask #3
0 / 60.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 860 KB Output is correct
2 Correct 0 ms 860 KB Output is correct
3 Incorrect 0 ms 604 KB Output isn't correct
4 Halted 0 ms 0 KB -