CSES - Datatähti 2025 alku

CSES - Datatähti 2025 alku - Results

Submission details
Task:	Tikut
Sender:	MikaelE
Submission time:	2024-11-10 23:33:36 +0200
Language:	C++ (C++20)
Status:	READY
Result:	8

Feedback
group	verdict	score
#1	WRONG ANSWER	0
#2	ACCEPTED	8
#3	WRONG ANSWER	0
#4	WRONG ANSWER	0
#5	WRONG ANSWER	0
#6	WRONG ANSWER	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.00 s	1, 3, 4, 5, 6	details
#2	ACCEPTED	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	ACCEPTED	0.02 s	2, 5, 6	details
#6	ACCEPTED	0.03 s	2, 5, 6	details
#7	ACCEPTED	0.00 s	3, 5, 6	details
#8	ACCEPTED	0.00 s	3, 5, 6	details
#9	ACCEPTED	0.00 s	3, 5, 6	details
#10	ACCEPTED	0.00 s	3, 5, 6	details
#11	WRONG ANSWER	0.00 s	3, 5, 6	details
#12	WRONG ANSWER	0.01 s	4, 5, 6	details
#13	WRONG ANSWER	0.01 s	4, 5, 6	details
#14	WRONG ANSWER	0.01 s	4, 5, 6	details
#15	WRONG ANSWER	0.01 s	4, 5, 6	details
#16	TIME LIMIT EXCEEDED	--	5, 6	details
#17	TIME LIMIT EXCEEDED	--	5, 6	details
#18	TIME LIMIT EXCEEDED	--	5, 6	details
#19	TIME LIMIT EXCEEDED	--	5, 6	details
#20	TIME LIMIT EXCEEDED	--	6	details
#21	TIME LIMIT EXCEEDED	--	6	details
#22	TIME LIMIT EXCEEDED	--	6	details

Code

#include <iostream>
#include <map>
#include <vector>
 
using namespace std;
 
void largestDifferenceWithCuts(int cuts, map<int, int> sticks);
 
int main(){
    int sticksCount, maxCuts;
    cin >> sticksCount >> maxCuts;
 
    map<int, int> sticks;
 
    for(int i = 0; i < sticksCount; i++){
        int stick;
        cin >> stick;
        sticks[stick] += 1;
    }

    largestDifferenceWithCuts(maxCuts, sticks);

    /*map<int, int> sticks = {{3, 1}, {7, 1}, {2, 1}};

    largestDifferenceWithCuts(3, sticks);
    cout << endl;*/
 
    return 0;
}
 
void largestDifferenceWithCuts(int cuts, map<int, int> ogSticks){
    vector<map<int, int>> allSticks = {ogSticks};

    //Biggest - smallest
    map<int, int> newSticks = *allSticks.begin();

    int cut = newSticks.rbegin()->first - newSticks.begin()->first;
    newSticks.begin()->second += 1;
    newSticks[cut] += 1;
    newSticks.rbegin()->second -= 1;
    if(newSticks.rbegin()->second == 0) newSticks.erase(prev(newSticks.end()));

    allSticks.push_back(newSticks);

    //Biggest divided
    int split = allSticks.begin()->rbegin()->first / 2;
    int rest = allSticks.begin()->rbegin()->first - split;

    allSticks.begin()->rbegin()->second -= 1;
    if(allSticks.begin()->rbegin()->second == 0) allSticks.begin()->erase(prev(allSticks.begin()->end()));
    (*allSticks.begin())[split] += 1;
    (*allSticks.begin())[rest] += 1;

    if(allSticks.begin()->begin()->first >= 1) cout << allSticks.begin()->rbegin()->first - allSticks.begin()->begin()->first;

    for(int i = 1; i < cuts; i++){
        int difference = 2147483647;

        map<int, int> newSticks = *allSticks.rbegin();

        //cout << "***" << endl;
        for(auto sticks = allSticks.begin(); sticks != allSticks.end(); sticks++){
            //cout << "####" << endl;
            int split = sticks->rbegin()->first / 2;
            int rest = sticks->rbegin()->first - split;

            sticks->rbegin()->second -= 1;
            if(sticks->rbegin()->second == 0) {
                sticks->erase(prev(sticks->end()));
            }
            (*sticks)[split] += 1;
            (*sticks)[rest] += 1;

            if(sticks->begin()->first >= 1 && sticks->rbegin()->first - sticks->begin()->first < difference){
                difference = sticks->rbegin()->first - sticks->begin()->first;
            }

            /*for(auto stick : *sticks){
                cout << stick.first << " " << stick.second << endl;
            }*/
        }

        int cut = newSticks.rbegin()->first - newSticks.begin()->first;
        newSticks.begin()->second += 1;
        newSticks[cut] += 1;
        newSticks.rbegin()->second -= 1;
        if(newSticks.rbegin()->second == 0) newSticks.erase(prev(newSticks.end()));

        if(newSticks.begin()->first >= 1 && newSticks.rbegin()->first - newSticks.begin()->first < difference) difference = newSticks.rbegin()->first - newSticks.begin()->first;

        allSticks.push_back(newSticks);

        if(difference != 2147483647) cout << " " << difference;
    }
}

Test details

Test 1

Group: 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

Group: 1, 4, 5, 6

Verdict: ACCEPTED

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
`5 4 2 2 2 1 1 1 1 1` view save

Test 3

Group: 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 3 2 3 2 2 1 1 2 2` view save

Test 4

Group: 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 4 3 3 2 2 2 2 2 2` view save

Test 5

Group: 2, 5, 6

Verdict: ACCEPTED

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 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ...` view save

Test 6

Group: 2, 5, 6

Verdict: ACCEPTED

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 2 2 2 2 2 2 2 2 2 2 2 2 2 2 ...` view save

Test 7

Group: 3, 5, 6

Verdict: ACCEPTED

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

correct output
`994 994` view save

user output
`994 994` view save

Test 8

Group: 3, 5, 6

Verdict: ACCEPTED

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

correct output
`498 496` view save

user output
`498 496` view save

Test 9

Group: 3, 5, 6

Verdict: ACCEPTED

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

correct output
`500 500` view save

user output
`500 500` view save

Test 10

Group: 3, 5, 6

Verdict: ACCEPTED

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

correct output
`500 500` view save

user output
`500 500` view save

Test 11

Group: 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
`1 251` view save

Test 12

Group: 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
`194 190 189 183 182 181 181 17...` view save

Test 13

Group: 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
`95 96 96 95 93 94 94 94 90 91 ...` view save

Test 14

Group: 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
`98 98 98 96 90 91 88 88 84 86 ...` view save

Test 15

Group: 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
`99 99 98 98 97 97 96 96 95 95 ...` view save

Test 16

Group: 5, 6

Verdict: TIME LIMIT EXCEEDED

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

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

user output
(empty)

Test 17

Group: 5, 6

Verdict: TIME LIMIT EXCEEDED

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

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

user output
(empty)

Test 18

Group: 5, 6

Verdict: TIME LIMIT EXCEEDED

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

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

user output
(empty)

Test 19

Group: 5, 6

Verdict: TIME LIMIT EXCEEDED

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

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

user output
(empty)

Test 20

Group: 6

Verdict: TIME LIMIT EXCEEDED

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

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

user output
(empty)

Test 21

Group: 6

Verdict: TIME LIMIT EXCEEDED

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

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

user output
(empty)

Test 22

Group: 6

Verdict: TIME LIMIT EXCEEDED

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

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

user output
(empty)

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 (MikaelE)