Submission #1131297


Source Code Expand

#include <iostream>
#include <cstdio>
#include <vector>
#include <string>
#include <algorithm>
#include <utility>
#include <map>
#include <set>
#include <cmath>
#include <cstdlib>

using namespace std;

void out() {
     cerr << endl << "OUT" << endl;
     int bred;
     cin >> bred;
}
const int MOD = 1000000007;
void solve() {
     int n;
     cin >> n;
     int x;
     cin >> x;
     x = 1;
     int kol = 1;
     long long ans = 1;
     for (int i = 2; i <= n; ++i) {
         cin >> x;
         if (x >= 2*kol + 1)
            ++kol;
         else
             ans = (ans * (kol + 1)) % MOD;
     }
     
     for (int i = 1; i <= kol; ++i)
         ans = (ans * i) % MOD;
     cout <<ans << endl;;
}

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    solve();
    out();
    return 0;
}

Submission Info

Submission Time
Task A - Robot Racing
User dprpavlin
Language C++14 (GCC 5.4.1)
Score 900
Code Size 859 Byte
Status AC
Exec Time 11 ms
Memory 256 KB

Judge Result

Set Name Sample Subtask All
Score / Max Score 0 / 0 500 / 500 400 / 400
Status
AC × 4
AC × 14
AC × 28
Set Name Test Cases
Sample 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt
Subtask 0_00.txt, 0_01.txt, 0_02.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt
All 0_00.txt, 0_01.txt, 0_02.txt, 0_03.txt, 1_00.txt, 1_01.txt, 1_02.txt, 1_03.txt, 1_04.txt, 1_05.txt, 1_06.txt, 1_07.txt, 1_08.txt, 1_09.txt, 1_10.txt, 2_00.txt, 2_01.txt, 2_02.txt, 2_03.txt, 2_04.txt, 2_05.txt, 2_06.txt, 2_07.txt, 2_08.txt, 2_09.txt, 2_10.txt, 2_11.txt, 2_12.txt
Case Name Status Exec Time Memory
0_00.txt AC 1 ms 256 KB
0_01.txt AC 1 ms 256 KB
0_02.txt AC 1 ms 256 KB
0_03.txt AC 1 ms 256 KB
1_00.txt AC 1 ms 256 KB
1_01.txt AC 1 ms 256 KB
1_02.txt AC 1 ms 256 KB
1_03.txt AC 1 ms 256 KB
1_04.txt AC 1 ms 256 KB
1_05.txt AC 1 ms 256 KB
1_06.txt AC 1 ms 256 KB
1_07.txt AC 1 ms 256 KB
1_08.txt AC 1 ms 256 KB
1_09.txt AC 1 ms 256 KB
1_10.txt AC 1 ms 256 KB
2_00.txt AC 9 ms 256 KB
2_01.txt AC 9 ms 256 KB
2_02.txt AC 11 ms 256 KB
2_03.txt AC 9 ms 256 KB
2_04.txt AC 9 ms 256 KB
2_05.txt AC 9 ms 256 KB
2_06.txt AC 9 ms 256 KB
2_07.txt AC 9 ms 256 KB
2_08.txt AC 9 ms 256 KB
2_09.txt AC 9 ms 256 KB
2_10.txt AC 9 ms 256 KB
2_11.txt AC 11 ms 256 KB
2_12.txt AC 11 ms 256 KB