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Submission #527176

# Submission time Handle Problem Language Result Execution time Memory
527176 2022-02-17T03:14:34 Z Hydroxic_Acid Calvinball championship (CEOI15_teams) C++17
0 / 100
 1 ms 204 KB 
#include <iostream>
using namespace std;
 
int N;
int arr[10005];
int memo[10005][10005];
 
int dp(int idx, int num){
    if(idx >= N) return 0;
    if(idx == N - 1) return 1;
    if(num > N) return 0;
    int summ = 0;
    for(int i = 1; i <= min(arr[idx + 1], num + 1); i++){
        if(i == num + 1) summ += dp(idx + 1, num + 1);
        else summ += dp(idx + 1, num);
        summ %= 1000007;
    }
    return summ;
}
 
int main(){
    freopen("test.txt", "r", stdin);
    cin >> N;
    for(int i = 0; i < N; i++) cin >> arr[i];
    cout << dp(0, 1);
}

Compilation message

teams.cpp: In function 'int main()':
teams.cpp:22:12: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)' declared with attribute 'warn_unused_result' [-Wunused-result]
   22 |     freopen("test.txt", "r", stdin);
      |     ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 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 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 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 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -