CSES - Datatähti 2025 alku

Submission details
Task:	Tikut
Sender:	viiviP
Submission time:	2026-08-12 20:57:08 +0300
Language:	C++ (C++17)
Status:	READY
Result:	0

Feedback
subtask	verdict	score
#1	WRONG ANSWER	0
#2	WRONG ANSWER	0
#3	WRONG ANSWER	0
#4	WRONG ANSWER	0
#5	WRONG ANSWER	0
#6	WRONG ANSWER	0

Test results
test	verdict	time	subtask
#1	ACCEPTED	0.00 s	1, 3, 4, 5, 6	details
#2	WRONG ANSWER	0.00 s	1, 4, 5, 6	details
#3	WRONG ANSWER	0.00 s	1, 4, 5, 6	details
#4	WRONG ANSWER	0.00 s	1, 4, 5, 6	details
#5	WRONG ANSWER	0.00 s	2, 5, 6	details
#6	WRONG ANSWER	0.00 s	2, 5, 6	details
#7	WRONG ANSWER	0.00 s	3, 5, 6	details
#8	WRONG ANSWER	0.00 s	3, 5, 6	details
#9	WRONG ANSWER	0.00 s	3, 5, 6	details
#10	WRONG ANSWER	0.00 s	3, 5, 6	details
#11	WRONG ANSWER	0.00 s	3, 5, 6	details
#12	WRONG ANSWER	0.00 s	4, 5, 6	details
#13	WRONG ANSWER	0.00 s	4, 5, 6	details
#14	WRONG ANSWER	0.00 s	4, 5, 6	details
#15	WRONG ANSWER	0.00 s	4, 5, 6	details
#16	WRONG ANSWER	0.00 s	5, 6	details
#17	WRONG ANSWER	0.00 s	5, 6	details
#18	WRONG ANSWER	0.00 s	5, 6	details
#19	WRONG ANSWER	0.00 s	5, 6	details
#20	WRONG ANSWER	0.04 s	6	details
#21	WRONG ANSWER	0.02 s	6	details
#22	WRONG ANSWER	0.04 s	6	details

Code

#include <iostream>
#include <bits/stdc++.h>
typedef long long ll;
using namespace std;

int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);

    int n, m;
    cin >>n>>m;
    vector<int>a(n);
    
    for (int i = 0; i<n;i++) {
        cin >>a[i];
    }
    sort(a.begin(), a.end());
    vector<int> b(a);
    if (m==1) {
        int mx = a.back();
        a.pop_back();
        a.push_back(mx/2);
        a.push_back(mx/2 + (mx%2==1));
        sort(a.begin(), a.end());
        cout <<a.back()-a[0]<<"\n";
    } else {
        int ans = 1e9;
        int mx = a.back();
        a.pop_back();
        a.push_back(mx/3);
        a.push_back(mx/3 + (mx%3 != 0));
        sort(a.begin(), a.end());
        ans =a.back() - a[0];
        if (n>=2) {
            int mx = a.back();
            a.pop_back();
            int mn = a.back();
            a.pop_back();
            a.push_back(mx/2);
            a.push_back(mx/2 + (mx%2==1));
            
            a.push_back(mn/2);
            a.push_back(mn/2 + (mn%2==1));
            sort(a.begin(), a.end());
            ans = min(ans, a.back()-a[0]);
        }
        cout <<ans<<"\n";
    }
}

Test details

Test 1

Subtask: 1, 3, 4, 5, 6

Verdict: ACCEPTED

input
`1 1 6` view save

correct output
`0` view save

user output
`0` view save

Test 2

Subtask: 1, 4, 5, 6

Verdict: WRONG ANSWER

input
`5 10 4 8 6 2 7` view save

correct output
`5 4 2 2 2 1 1 1 1 1` view save

user output
`2` view save

Feedback: Output is shorter than expected

Test 3

Subtask: 1, 4, 5, 6

Verdict: WRONG ANSWER

input
`5 10 5 5 8 6 7` view save

correct output
`3 3 2 3 2 2 1 1 1 2` view save

user output
`3` view save

Feedback: Output is shorter than expected

Test 4

Subtask: 1, 4, 5, 6

Verdict: WRONG ANSWER

input
`5 10 8 7 9 6 10` view save

correct output
`4 4 3 3 2 2 1 2 2 1` view save

user output
`4` view save

Feedback: Output is shorter than expected

Test 5

Subtask: 2, 5, 6

Verdict: WRONG ANSWER

input
`1000 1071 3 2 3 1 3 3 2 3 2 3 2 2 2 1 2 ...` view save

correct output
`2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ...` view save

user output
`2` view save

Feedback: Output is shorter than expected

Test 6

Subtask: 2, 5, 6

Verdict: WRONG ANSWER

input
`1000 1500 3 2 2 3 2 3 2 2 2 3 2 2 3 3 3 ...` view save

correct output
`2 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ...` view save

user output
`2` view save

Feedback: Output is shorter than expected

Test 7

Subtask: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 15 710 210 347 398 66 318 277 ...` view save

correct output
`994 994` view save

user output
`992` view save

Feedback: Output is shorter than expected

Test 8

Subtask: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 743 890 592 942 736 969 616 50...` view save

correct output
`498 496` view save

user output
`662` view save

Feedback: Output is shorter than expected

Test 9

Subtask: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 987 968 920 994 988 918 914 95...` view save

correct output
`500 500` view save

user output
`667` view save

Feedback: Output is shorter than expected

Test 10

Subtask: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 996 1000 998 998 999 997 997 9...` view save

correct output
`500 500` view save

user output
`667` view save

Feedback: Output is shorter than expected

Test 11

Subtask: 3, 5, 6

Verdict: WRONG ANSWER

input
`1000 2 501 501 501 501 501 501 501 50...` view save

correct output
`1 168` view save

user output
`168` view save

Feedback: Output is shorter than expected

Test 12

Subtask: 4, 5, 6

Verdict: WRONG ANSWER

input
`100 200 145 136 74 83 73 36 196 115 11...` view save

correct output
`194 190 189 183 182 181 181 17...` view save

user output
`189` view save

Feedback: Output is shorter than expected

Test 13

Subtask: 4, 5, 6

Verdict: WRONG ANSWER

input
`100 200 157 110 168 155 192 107 146 15...` view save

correct output
`95 96 96 95 93 94 94 94 90 91 ...` view save

user output
`126` view save

Feedback: Output is shorter than expected

Test 14

Subtask: 4, 5, 6

Verdict: WRONG ANSWER

input
`50 200 137 118 160 118 146 160 140 18...` view save

correct output
`98 98 98 96 90 91 88 88 84 86 ...` view save

user output
`130` view save

Feedback: Output is shorter than expected

Test 15

Subtask: 4, 5, 6

Verdict: WRONG ANSWER

input
`100 200 147 174 186 148 155 128 158 18...` view save

correct output
`99 99 98 98 97 97 96 96 95 95 ...` view save

user output
`131` view save

Feedback: Output is shorter than expected

Test 16

Subtask: 5, 6

Verdict: WRONG ANSWER

input
`1000 2000 928772177 816188227 216592201 ...` view save

correct output
`991676844 990940224 990685481 ...` view save

user output
`990685481` view save

Feedback: Output is shorter than expected

Test 17

Subtask: 5, 6

Verdict: WRONG ANSWER

input
`1000 2000 665759876 597950008 615453266 ...` view save

correct output
`498801198 498681904 498504321 ...` view save

user output
`664675297` view save

Feedback: Output is shorter than expected

Test 18

Subtask: 5, 6

Verdict: WRONG ANSWER

input
`500 2000 683288817 784230412 626685186 ...` view save

correct output
`497667621 498434895 495465990 ...` view save

user output
`660846851` view save

Feedback: Output is shorter than expected

Test 19

Subtask: 5, 6

Verdict: WRONG ANSWER

input
`1000 2000 666667000 809309500 571572000 ...` view save

correct output
`499499500 499249250 498999000 ...` view save

user output
`665165167` view save

Feedback: Output is shorter than expected

Test 20

Subtask: 6

Verdict: WRONG ANSWER

input
`100000 200000 861772559 734298084 983382252 ...` view save

correct output
`499973914 499985299 499985141 ...` view save

user output
`666638942` view save

Feedback: Output is shorter than expected

Test 21

Subtask: 6

Verdict: WRONG ANSWER

input
`30000 200000 691834579 617419813 514778075 ...` view save

correct output
`499967533 499976270 499969810 ...` view save

user output
`666622433` view save

Feedback: Output is shorter than expected

Test 22

Subtask: 6

Verdict: WRONG ANSWER

input
`100000 200000 820255000 960780000 741965000 ...` view save

correct output
`499995000 499992500 499990000 ...` view save

user output
`666651667` view save

Feedback: Output is shorter than expected

Datatähti 2025 alku

Tikut

Code

Test details

Test 1

Test 2

Test 3

Test 4

Test 5

Test 6

Test 7

Test 8

Test 9

Test 10

Test 11

Test 12

Test 13

Test 14

Test 15

Test 16

Test 17

Test 18

Test 19

Test 20

Test 21

Test 22

Tasks

Submissions (viiviP)