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Submission #527283

# Submission time Handle Problem Language Result Execution time Memory
527283 2022-02-17T05:13:18 Z Hydroxic_Acid Calvinball championship (CEOI15_teams) C++17
0 / 100
 37 ms 65540 KB 
#include <iostream>
#include <cstring>
using namespace std;
 
int N;
int arr[10005];
int memo[3005][3005][2];
 
int dp(int idx, int num, int marker){
    if(idx >= N) return 0;
    if(idx == N - 1) return 1;
    if(num > N) return 0;
    if(memo[idx][num][marker] != -1) return memo[idx][num][marker];
    int summ = 0;
    for(int i = 1; i <= num + 1; i++){
        if(marker){
            if(i == arr[idx + 1]) summ += dp(idx + 1, max(num, i), 1);
            else if (i < arr[idx + 1]) summ += dp(idx + 1, num, 0);
            else break;
        }
        else if(i == num + 1) summ += dp(idx + 1, num + 1, 0);
        else summ += dp(idx + 1, num, 0);
        summ %= 1000007;
    }
    memo[idx][num][marker] = summ;
    return summ;
}
 
int main(){
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> N;
    for(int i = 0; i < N; i++) cin >> arr[i];
    memset(memo, -1, sizeof(memo));
    cout << dp(0, 1, 1);
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 31 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 30 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 29 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 34 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 27 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 29 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 30 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 30 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 33 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Runtime error 37 ms 65540 KB Execution killed with signal 9
2 Halted 0 ms 0 KB -