Submission details
Task:Card game
Sender:aalto26ch_032
Submission time:2026-09-12 20:14:40 +0300
Language:C++ (C++20)
Status:READY
Result:
Test results
testverdicttime
#10.00 sdetails
#20.00 sdetails
#30.00 sdetails
#40.00 sdetails
#50.00 sdetails
#60.01 sdetails
#70.02 sdetails
#80.19 sdetails
#90.19 sdetails
#100.19 sdetails
#11ACCEPTED0.00 sdetails
#12ACCEPTED0.00 sdetails
#13ACCEPTED0.00 sdetails
#140.31 sdetails
#150.18 sdetails

Code

#include <iostream>
#include <vector>
#include <algorithm>

using namespace std;

int main(){
    int n;
    cin >> n;
    vector<int> numbers(n);
    vector<int> sums(n, 0);
    for(int i = 0; i < n; i++){
        cin >> numbers[i];
    }
    for(int i = 1; i < n - 1; i++){
        if(i - 2 < 0) sums[i] = numbers[i];
        else sums[i] = sums[i - 2] + numbers[i];
    }
    cout << sums[n-2] << endl;
}

Test details

Test 1

Verdict:

input
5
9 4 1 6 6

correct output
6

user output
10

Feedback: Incorrect character on line 1 col 1: expected "6", got "10"

Test 2

Verdict:

input
6
5 6 2 4 10 1

correct output
16

user output
12

Feedback: Incorrect character on line 1 col 2: expected "16", got "12"

Test 3

Verdict:

input
10
8 9 10 2 7 1 10 10 1 4

correct output
26

user output
28

Feedback: Incorrect character on line 1 col 2: expected "26", got "28"

Test 4

Verdict:

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

correct output
243

user output
312

Feedback: Incorrect character on line 1 col 1: expected "243", got "312"

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
2685

Feedback: Incorrect character on line 1 col 2: expected "2230", got "2685"

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
27162

Feedback: Incorrect character on line 1 col 2: expected "22363", got "27162"

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
274122

Feedback: Incorrect character on line 1 col 2: expected "226636", got "274122"

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
2747366

Feedback: Incorrect character on line 1 col 2: expected "2259395", got "2747366"

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
2750130

Feedback: Incorrect character on line 1 col 2: expected "2260761", got "2750130"

Test 10

Verdict:

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

correct output
2260407

user output
2748428

Feedback: Incorrect character on line 1 col 2: expected "2260407", got "2748428"

Test 11

Verdict: ACCEPTED

input
3
87 3 123

correct output
3

user output
3

Test 12

Verdict: ACCEPTED

input
2
175 95

correct output
0

user output
0

Test 13

Verdict: ACCEPTED

input
1
42

correct output
0

user output
0

Test 14

Verdict:

input
1000000
1000 1000 1000 1000 1000 1000 ...

correct output
333333000

user output
499999000

Feedback: Incorrect character on line 1 col 1: expected "333333000", got "499999000"

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
499999

Feedback: Incorrect character on line 1 col 1: expected "333333", got "499999"