Submission details
Task:Card game
Sender:aalto26ch_044
Submission time:2026-09-11 14:15:18 +0300
Language:C++ (C++20)
Status:READY
Result:
Test results
testverdicttime
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Code

#include <bits/stdc++.h>

int main() {
    std::ios_base::sync_with_stdio(false);
    std::cin.tie(nullptr);

    long long n;
    std::cin >> n;

    std::vector<long long> ways(n + 1);
    ways[0] = 1;

    for (long long i = 1; i <= n; i++) {
        ways[i] += ways[i - 1];
        if (i >= 2) ways[i] += ways[i - 2];
        if (i >= 3) ways[i] += ways[i - 3];
        if (i >= 4) ways[i] += ways[i - 4];
        if (i >= 5) ways[i] += ways[i - 5];
        if (i >= 6) ways[i] += ways[i - 6];
        ways[i] %= static_cast<long long>(std::pow(10, 9)) + 7;

    }

    std::cout << ways[n] << std::endl;
    return 0;
}

Test details

Test 1

Verdict:

input
5
9 4 1 6 6

correct output
6

user output
16

Feedback: Incorrect character on line 1 col 1: expected "6", got "16"

Test 2

Verdict:

input
6
5 6 2 4 10 1

correct output
16

user output
32

Feedback: Incorrect character on line 1 col 1: expected "16", got "32"

Test 3

Verdict:

input
10
8 9 10 2 7 1 10 10 1 4

correct output
26

user output
492

Feedback: Incorrect character on line 1 col 1: expected "26", got "492"

Test 4

Verdict:

input
100
1 8 8 5 7 10 9 4 8 10 6 3 8 7 ...

correct output
243

user output
201345653

Feedback: Incorrect character on line 1 col 2: expected "243", got "201345653"

Test 5

Verdict:

input
1000
10 7 5 6 5 2 5 3 2 2 1 6 8 7 8...

correct output
2230

user output
937196411

Feedback: Incorrect character on line 1 col 1: expected "2230", got "937196411"

Test 6

Verdict:

input
10000
9 1 8 2 6 5 1 3 3 10 6 3 9 3 1...

correct output
22363

user output
692547185

Feedback: Incorrect character on line 1 col 1: expected "22363", got "692547185"

Test 7

Verdict:

input
100000
5 5 4 6 8 7 9 6 3 2 5 8 7 3 5 ...

correct output
226636

user output
797925478

Feedback: Incorrect character on line 1 col 1: expected "226636", got "797925478"

Test 8

Verdict:

input
1000000
5 8 5 7 9 1 9 10 3 6 1 8 3 9 7...

correct output
2259395

user output
874273980

Feedback: Incorrect character on line 1 col 1: expected "2259395", got "874273980"

Test 9

Verdict:

input
1000000
4 5 3 5 4 3 6 7 10 6 3 9 7 9 1...

correct output
2260761

user output
874273980

Feedback: Incorrect character on line 1 col 1: expected "2260761", got "874273980"

Test 10

Verdict:

input
1000000
10 3 6 7 7 10 4 4 5 2 9 4 6 10...

correct output
2260407

user output
874273980

Feedback: Incorrect character on line 1 col 1: expected "2260407", got "874273980"

Test 11

Verdict:

input
3
87 3 123

correct output
3

user output
4

Feedback: Incorrect character on line 1 col 1: expected "3", got "4"

Test 12

Verdict:

input
2
175 95

correct output
0

user output
2

Feedback: Incorrect character on line 1 col 1: expected "0", got "2"

Test 13

Verdict:

input
1
42

correct output
0

user output
1

Feedback: Incorrect character on line 1 col 1: expected "0", got "1"

Test 14

Verdict:

input
1000000
1000 1000 1000 1000 1000 1000 ...

correct output
333333000

user output
874273980

Feedback: Incorrect character on line 1 col 1: expected "333333000", got "874273980"

Test 15

Verdict:

input
1000000
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...

correct output
333333

user output
874273980

Feedback: Incorrect character on line 1 col 1: expected "333333", got "874273980"