oj.uz

Submission #995819

# Submission time Handle Problem Language Result Execution time Memory
995819 2024-06-09T23:45:15 Z cpptowin Visiting Singapore (NOI20_visitingsingapore) C++17
22 / 100
 90 ms 196768 KB 
#include <bits/stdc++.h>
#define fo(i, d, c) for (int i = d; i <= c; i++)
#define fod(i, c, d) for (int i = c; i >= d; i--)
#define maxn 1000010
#define N 5010
#define fi first
#define se second
#define pb emplace_back
#define en cout << "\n";
#define inf (int)1e9
#define pii pair<int, int>
#define vii vector<pii>
#define lb(x) x & -x
#define bit(i, j) ((i >> j) & 1)
#define offbit(i, j) (i ^ (1LL << j))
#define onbit(i, j) (i | (1LL << j))
#define vi vector<int>
template <typename T1, typename T2>
bool minimize(T1 &a, T2 b)
{
    if (a > b)
    {
        a = b;
        return true;
    }
    return false;
}
template <typename T1, typename T2>
bool maximize(T1 &a, T2 b)
{
    if (a < b)
    {
        a = b;
        return true;
    }
    return false;
}
using namespace std;
const int nsqrt = 450;
const int mod = 1e9 + 7;
int k,n,m,a,b,s[N],t[N],v[N];
int f[N][N],dp[N][N];
namespace sub1
{
void solve()
{
    if(k != 1 or m > n) return;
    cout << m * v[1] ;
    exit(0);
}
}
namespace sub2
{
void solve()
{
    if(k != 1 or m <= n) return;
    cout << n * v[1] + (m - n) * b + a;
    exit(0);
}
}
namespace sub3
{
void solve()
{
    if(a != 0 or b != 0) return;
    int ans = 0;
    fo(i,1,n)
    {
        fo(j,1,m)
        {
            maximize(f[i][j],f[i - 1][j]);
            if(s[i] == t[j])
                maximize(f[i][j],f[i - 1][j - 1] + v[t[j]]);
        }
        fo(j,1,m) maximize(f[i][j],f[i][j - 1]);
        maximize(ans,f[i][m]);
    }
    cout << ans;
    exit(0);
}
}
namespace sub4
{
void solve()
{
    if(a != 0) return;
    int ans = INT_MIN;
    fo(i,0,n) fo(j,0,m) f[i][j] = dp[i][j] = -2e9;
    fo(i,1,n)
    {
        fo(j,1,m)
        {
            dp[i][j] = max(dp[i][j - 1] + b,dp[i - 1][j] + b);
            if(s[i] == t[j])
            {
                f[i][j] = max(dp[i - 1][j - 1] + v[t[j]],(j - 1) * b + v[t[j]]);
            }
            maximize(dp[i][j],f[i][j]);
            maximize(ans,f[i][j] + (m - j) * b);
        }
    }
    cout << ans;
    exit(0);
}
}
main()
{
#define name "TASK"
    if (fopen(name ".inp", "r"))
    {
        freopen(name ".inp", "r", stdin);
        freopen(name ".out", "w", stdout);
    }
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cin >> k >> n >> m >> a >> b;
    fo(i,1,k) cin >> v[i];
    fo(i,1,n) cin >> s[i];
    fo(i,1,m) cin >> t[i];
    sub1 :: solve();
    sub2 :: solve();
    if(a == 0 and b == 0)
        return sub3 :: solve(),0;
    if(a == 0)
        return sub4 :: solve(),0;
}

Compilation message

VisitingSingapore.cpp:106:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
  106 | main()
      | ^~~~
VisitingSingapore.cpp: In function 'int main()':
VisitingSingapore.cpp:111:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  111 |         freopen(name ".inp", "r", stdin);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~
VisitingSingapore.cpp:112:16: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
  112 |         freopen(name ".out", "w", stdout);
      |         ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
4.0 / 4.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct

Subtask #2
6.0 / 6.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct

Subtask #3
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 20568 KB Output is correct
2 Correct 7 ms 14428 KB Output is correct
3 Correct 34 ms 47740 KB Output is correct
4 Correct 78 ms 88308 KB Output is correct
5 Correct 27 ms 28764 KB Output is correct
6 Correct 35 ms 43344 KB Output is correct
7 Correct 58 ms 81492 KB Output is correct
8 Correct 24 ms 34640 KB Output is correct
9 Correct 41 ms 51812 KB Output is correct
10 Correct 90 ms 98384 KB Output is correct
11 Correct 84 ms 98160 KB Output is correct
12 Correct 87 ms 98392 KB Output is correct
13 Correct 51 ms 604 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct

Subtask #4
0 / 7.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 20568 KB Output is correct
2 Correct 7 ms 14428 KB Output is correct
3 Correct 34 ms 47740 KB Output is correct
4 Correct 78 ms 88308 KB Output is correct
5 Correct 27 ms 28764 KB Output is correct
6 Correct 35 ms 43344 KB Output is correct
7 Correct 58 ms 81492 KB Output is correct
8 Correct 24 ms 34640 KB Output is correct
9 Correct 41 ms 51812 KB Output is correct
10 Correct 90 ms 98384 KB Output is correct
11 Correct 84 ms 98160 KB Output is correct
12 Correct 87 ms 98392 KB Output is correct
13 Correct 51 ms 604 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Correct 47 ms 158600 KB Output is correct
17 Correct 56 ms 191476 KB Output is correct
18 Correct 50 ms 195408 KB Output is correct
19 Correct 11 ms 47708 KB Output is correct
20 Correct 37 ms 150356 KB Output is correct
21 Correct 7 ms 55900 KB Output is correct
22 Correct 12 ms 39516 KB Output is correct
23 Correct 22 ms 80644 KB Output is correct
24 Correct 16 ms 113244 KB Output is correct
25 Correct 76 ms 196180 KB Output is correct
26 Correct 74 ms 196432 KB Output is correct
27 Correct 82 ms 196768 KB Output is correct
28 Incorrect 74 ms 196436 KB Output isn't correct
29 Halted 0 ms 0 KB -

Subtask #5
0 / 8.0

# Verdict Execution time Memory Grader output
1 Correct 12 ms 20568 KB Output is correct
2 Correct 7 ms 14428 KB Output is correct
3 Correct 34 ms 47740 KB Output is correct
4 Correct 78 ms 88308 KB Output is correct
5 Correct 27 ms 28764 KB Output is correct
6 Correct 35 ms 43344 KB Output is correct
7 Correct 58 ms 81492 KB Output is correct
8 Correct 24 ms 34640 KB Output is correct
9 Correct 41 ms 51812 KB Output is correct
10 Correct 90 ms 98384 KB Output is correct
11 Correct 84 ms 98160 KB Output is correct
12 Correct 87 ms 98392 KB Output is correct
13 Correct 51 ms 604 KB Output is correct
14 Correct 1 ms 348 KB Output is correct
15 Correct 1 ms 348 KB Output is correct
16 Incorrect 1 ms 348 KB Output isn't correct
17 Halted 0 ms 0 KB -

Subtask #6
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 0 ms 348 KB Output is correct
8 Correct 0 ms 348 KB Output is correct
9 Correct 0 ms 348 KB Output is correct
10 Correct 0 ms 344 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 0 ms 348 KB Output is correct
16 Correct 0 ms 348 KB Output is correct
17 Correct 0 ms 348 KB Output is correct
18 Correct 0 ms 348 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 12 ms 20568 KB Output is correct
22 Correct 7 ms 14428 KB Output is correct
23 Correct 34 ms 47740 KB Output is correct
24 Correct 78 ms 88308 KB Output is correct
25 Correct 27 ms 28764 KB Output is correct
26 Correct 35 ms 43344 KB Output is correct
27 Correct 58 ms 81492 KB Output is correct
28 Correct 24 ms 34640 KB Output is correct
29 Correct 41 ms 51812 KB Output is correct
30 Correct 90 ms 98384 KB Output is correct
31 Correct 84 ms 98160 KB Output is correct
32 Correct 87 ms 98392 KB Output is correct
33 Correct 51 ms 604 KB Output is correct
34 Correct 1 ms 348 KB Output is correct
35 Correct 1 ms 348 KB Output is correct
36 Correct 47 ms 158600 KB Output is correct
37 Correct 56 ms 191476 KB Output is correct
38 Correct 50 ms 195408 KB Output is correct
39 Correct 11 ms 47708 KB Output is correct
40 Correct 37 ms 150356 KB Output is correct
41 Correct 7 ms 55900 KB Output is correct
42 Correct 12 ms 39516 KB Output is correct
43 Correct 22 ms 80644 KB Output is correct
44 Correct 16 ms 113244 KB Output is correct
45 Correct 76 ms 196180 KB Output is correct
46 Correct 74 ms 196432 KB Output is correct
47 Correct 82 ms 196768 KB Output is correct
48 Incorrect 74 ms 196436 KB Output isn't correct
49 Halted 0 ms 0 KB -