CSES - Putka Open 2025 – 4/5

Submission details
Task:	Muutokset
Sender:	Lieska
Submission time:	2025-11-09 01:22:34 +0200
Language:	C++ (C++20)
Status:	READY
Result:	0

Feedback
group	verdict	score
#1	WRONG ANSWER	0
#2	WRONG ANSWER	0
#3	WRONG ANSWER	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.00 s	1, 2, 3	details
#2	ACCEPTED	0.00 s	1, 2, 3	details
#3	ACCEPTED	0.00 s	1, 2, 3	details
#4	WRONG ANSWER	0.00 s	1, 2, 3	details
#5	WRONG ANSWER	0.00 s	1, 2, 3	details
#6	ACCEPTED	0.00 s	2, 3	details
#7	WRONG ANSWER	0.00 s	2, 3	details
#8	WRONG ANSWER	0.00 s	2, 3	details
#9	WRONG ANSWER	0.01 s	2, 3	details
#10	ACCEPTED	0.02 s	3	details
#11	ACCEPTED	0.02 s	3	details
#12	WRONG ANSWER	0.02 s	3	details
#13	WRONG ANSWER	0.03 s	3	details

Code

#include <bits/stdc++.h>
using namespace std;
 
typedef long long ll;
 
ll tr[101010], tl[101010], a[101010];
ll cnt_right[101010];
ll cumul_left[101010], cumul_right[101010];
ll ans_left=0, ans_right=0;

int main(){
    ios::sync_with_stdio(0);
    cin.tie(0);
    int n, m;
    cin >> n >> m;
    
    for (int i=1; i<=m; ++i){
        cin >> a[i];
        tr[a[i]]++;
    }
    
    for (int i=1; i<=n; ++i){
        cnt_right[tr[i]]++;
    }
    for (int i=m; i>=1; --i){
        cumul_right[i] = cumul_right[i+1]+cnt_right[i];
        if (cnt_right[i]){
            ans_right+=i*((cumul_right[i+1]+1)+cumul_right[i])/2*cnt_right[i];
        }
    }
    for (int i=1; i<=m-1; ++i){
        ll b = tr[a[i]];
        ll c = tl[a[i]];
        tr[a[i]]--;
        ll d = cumul_right[b];
        ans_right -= d;
        cumul_right[b]--;
        tl[a[i]]++;
        cumul_left[c+1]++;
        ll e = cumul_left[c+1];
        ans_left += e;
        cout << ans_left + ans_right << " ";
    }   
    cout << "\n";
}

Test details

Test 1

Group: 1, 2, 3

Verdict: ACCEPTED

input
`1 1 1` view save

correct output
(empty)

user output
(empty)

Test 2

Group: 1, 2, 3

Verdict: ACCEPTED

input
`100 1000 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

correct output
`1000 1000 1000 1000 1000 1000 ...` view save

user output
`1000 1000 1000 1000 1000 1000 ...` view save

Test 3

Group: 1, 2, 3

Verdict: ACCEPTED

input
`100 1000 1 2 2 2 1 1 1 1 1 1 1 1 1 2 1 ...` view save

correct output
`1488 1488 1487 1486 1487 1488 ...` view save

user output
`1488 1488 1487 1486 1487 1488 ...` view save

Test 4

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`100 1000 7 8 2 4 8 3 3 10 9 7 7 6 8 7 2...` view save

correct output
`5107 5107 5103 5099 5098 5102 ...` view save

user output
`5106 5106 5102 5098 5097 5101 ...` view save

Feedback: Incorrect character on line 1 col 4: expected "5107", got "5106"

Test 5

Group: 1, 2, 3

Verdict: WRONG ANSWER

input
`100 1000 23 85 3 99 63 79 38 37 67 28 7...` view save

correct output
`41676 41672 41621 41587 41589 ...` view save

user output
`41670 41666 41615 41581 41583 ...` view save

Feedback: Incorrect character on line 1 col 5: expected "41676", got "41670"

Test 6

Group: 2, 3

Verdict: ACCEPTED

input
`100000 1000 2 1 2 1 1 2 2 2 1 2 2 2 2 2 2 ...` view save

correct output
`1484 1485 1484 1485 1485 1485 ...` view save

user output
`1484 1485 1484 1485 1485 1485 ...` view save

Test 7

Group: 2, 3

Verdict: WRONG ANSWER

input
`100000 1000 10 8 4 4 3 8 4 7 5 9 7 1 5 3 4...` view save

correct output
`5279 5275 5277 5276 5272 5268 ...` view save

user output
`5278 5274 5276 5275 5271 5267 ...` view save

Feedback: Incorrect character on line 1 col 4: expected "5279", got "5278"

Test 8

Group: 2, 3

Verdict: WRONG ANSWER

input
`100000 1000 82 63 63 58 57 46 58 40 23 47 ...` view save

correct output
`41444 41381 41301 41284 41279 ...` view save

user output
`41435 41372 41292 41275 41270 ...` view save

Feedback: Incorrect character on line 1 col 4: expected "41444", got "41435"

Test 9

Group: 2, 3

Verdict: WRONG ANSWER

input
`100000 1000 50231 31135 38003 12048 55578 ...` view save

correct output
`498503 497507 496513 495521 49...` view save

user output
`498004 497008 496014 495022 49...` view save

Feedback: Incorrect character on line 1 col 4: expected "498503", got "498004"

Test 10

Group: 3

Verdict: ACCEPTED

input
`100000 100000 1 2 1 2 1 1 2 1 1 1 1 2 1 1 2 ...` view save

correct output
`149988 149988 149988 149988 14...` view save

user output
`149988 149988 149988 149988 14...` view save

Test 11

Group: 3

Verdict: ACCEPTED

input
`100000 100000 4 2 6 2 2 2 2 5 9 5 3 5 1 9 1 ...` view save

correct output
`547169 547164 547157 547151 54...` view save

user output
`547169 547164 547157 547151 54...` view save

Test 12

Group: 3

Verdict: WRONG ANSWER

input
`100000 100000 15 9 37 82 72 45 42 96 67 99 6...` view save

correct output
`4959855 4959845 4959773 495975...` view save

user output
`4959846 4959836 4959764 495975...` view save

Feedback: Incorrect character on line 1 col 6: expected "4959855", got "4959846"

Test 13

Group: 3

Verdict: WRONG ANSWER

input
`100000 100000 30941 71402 45742 82863 71830 ...` view save

correct output
`2378217706 2378191367 23781909...` view save

user output
`2378199281 2378172942 23781725...` view save

Feedback: Incorrect character on line 1 col 5: expected "2378217706", got "2378199281"

Putka Open 2025 – 4/5

Muutokset

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

Tasks

Submissions (Lieska)