Submission #527154

#	Time	Username	Problem	Language	Result	Execution time	Memory
527154		Hydroxic_Acid	Calvinball championship (CEOI15_teams)	C++17	0 / 100	37 ms	65540 KiB

teams

#include <iostream>
#include <cstring>
using namespace std;

int N;
int arr[10005];
int memo[10005][10005];

int dp(int idx, int num){
    if(idx == N - 1) return 1;
    if(memo[idx][num] != -1) return memo[idx][num];
    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 memo[idx][num] = summ;
}

int main(){
    cin >> N;
    for(int i = 0; i < N; i++) cin >> arr[i];
    memset(memo, -1, sizeof(memo));
    cout << dp(0, 1);
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 10
• Subtask 3: 0 / 10
• Subtask 4: 0 / 10
• Subtask 5: 0 / 10
• Subtask 6: 0 / 10
• Subtask 7: 0 / 10
• Subtask 8: 0 / 10
• Subtask 9: 0 / 10
• Subtask 10: 0 / 10