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NOI 2019 Open

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CSES - NOI 2019 Open - Results
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After contest21
After contest13
After contest0
3:31:200
3:13:330
3:11:580
Task:Thieves and Prisons
Sender:jakob_nogler
Submission time:2019-03-09 22:12:27
Language:C++
Status:READY
Score:0

Feedback

groupverdictscore
#1WRONG ANSWER0
#2WRONG ANSWER0
#3WRONG ANSWER0
#4WRONG ANSWER0
#5WRONG ANSWER0

Test results

testverdicttime (s)group
#1ACCEPTED0.03 / 1.002, 4, 5details
#2ACCEPTED0.02 / 1.002, 4, 5details
#3ACCEPTED0.04 / 1.002, 4, 5details
#4WRONG ANSWER0.02 / 1.002, 4, 5details
#5ACCEPTED0.02 / 1.002, 4, 5details
#6ACCEPTED0.04 / 1.004, 5details
#7RUNTIME ERROR0.01 / 1.004, 5details
#8WRONG ANSWER0.01 / 1.004, 5details
#9WRONG ANSWER0.02 / 1.001, 3, 4, 5details
#10WRONG ANSWER0.02 / 1.001, 3, 4, 5details
#11TIME LIMIT EXCEEDED-- / 1.001, 3, 4, 5details
#12WRONG ANSWER0.02 / 1.001, 3, 4, 5details
#13TIME LIMIT EXCEEDED-- / 1.001, 3, 4, 5details
#14RUNTIME ERROR0.03 / 1.001, 3, 4, 5details
#15ACCEPTED0.02 / 1.001, 3, 4, 5details
#16ACCEPTED0.02 / 1.001, 3, 4, 5details
#17TIME LIMIT EXCEEDED-- / 1.001, 2, 3, 4, 5details
#18WRONG ANSWER0.02 / 1.001, 3, 4, 5details
#19RUNTIME ERROR0.07 / 1.002, 5details
#20RUNTIME ERROR0.07 / 1.002, 5details
#21RUNTIME ERROR0.07 / 1.002, 5details
#22RUNTIME ERROR0.07 / 1.005details
#23RUNTIME ERROR0.07 / 1.005details
#24RUNTIME ERROR0.02 / 1.003, 4, 5details
#25RUNTIME ERROR0.01 / 1.003, 4, 5details
#26RUNTIME ERROR0.02 / 1.003, 4, 5details
#27RUNTIME ERROR0.02 / 1.003, 4, 5details
#28RUNTIME ERROR0.02 / 1.004, 5details
#29RUNTIME ERROR0.02 / 1.004, 5details
#30RUNTIME ERROR0.01 / 1.004, 5details
#31RUNTIME ERROR0.03 / 1.004, 5details
#32RUNTIME ERROR0.03 / 1.002, 4, 5details
#33RUNTIME ERROR0.03 / 1.002, 4, 5details
#34RUNTIME ERROR0.02 / 1.002, 4, 5details
#35RUNTIME ERROR0.02 / 1.002, 4, 5details
#36RUNTIME ERROR0.09 / 1.003, 5details
#37RUNTIME ERROR0.09 / 1.003, 5details
#38RUNTIME ERROR0.08 / 1.003, 5details
#39RUNTIME ERROR0.08 / 1.003, 5details
#40RUNTIME ERROR0.09 / 1.005details
#41RUNTIME ERROR0.08 / 1.005details
#42RUNTIME ERROR0.08 / 1.005details
#43RUNTIME ERROR0.08 / 1.005details
#44RUNTIME ERROR0.08 / 1.002, 5details
#45RUNTIME ERROR0.08 / 1.002, 5details
#46RUNTIME ERROR0.08 / 1.002, 5details
#47RUNTIME ERROR0.08 / 1.002, 5details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:51:26: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         for(int j = 0; j < event[i].size() - 1; j++)
                        ~~^~~~~~~~~~~~~~~~~~~~~
input/code.cpp:61:22: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     for(int i = 0; i < open.size(); i++){
                    ~~^~~~~~~~~~~~~
input/code.cpp:63:19: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while(idx < vec.size() && vec[idx].a <= open[i]) display(vec[idx]), pq.push(vec[idx++]);
               ~~~~^~~~~~~~~~~~
input/code.cpp:70:18: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
         while((i == open.size() - 1 && !pq.empty()) || pq.top().b < open[i + 1]){
                ~~^~~~~~~~~~~~~~~~~~
input/code.cpp:78:16: warning: suggest parentheses around assignment used as truth value [-Wparentheses]
         if(cnt = 0){
            ~~~~^~~
input/code.cpp:85:27: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if(!pq.empty() || idx != vec.size()) sol = false;
                       ~~~~^~~~~~~~~~~~~

Code

#include <bits/stdc++.h>
#define pb push_back
#define fi first
#define se second

using namespace std;

typedef pair<int, int> pii;
typedef vector<int> vi;
typedef vector<pii> vpii;

const int N = 100005;

vpii event[N]; //second true if he has been caught
bool sol = true;
int ans[N];
vi open;

struct seg{
    int a, b, id;
    bool operator < (const seg &o) const{
        return b > o.b; 
    }
};

bool cmp(const seg &lhs, const seg &rhs){
    return lhs.a < rhs.a;
}

void display(const seg &v){
    cout << v.a << " " << v.b << " " << v.id << endl;
}

vector<seg> vec;
priority_queue<seg> pq;

int main(){
    int n, k, m, x; char t;
    cin >> n >> k >> m;
    for(int i = 0; i < m; i++){
        cin >> t >> x;
        if(t == 'C') event[x].pb({i, true}); 
        else{
            event[x].pb({i, false});
            open.pb(i);
            ans[i] = open.size(); //TO CHANGE
        }
    }

    for(int i = 1; i <= n; i++){
        for(int j = 0; j < event[i].size() - 1; j++)
            if(event[i][j].se)
                vec.pb({event[i][j].fi + 1, event[i][j + 1].fi - 1, i});
        if(event[i].back().se) ans[event[i].back().fi] = 1;
    }
    sort(vec.begin(), vec.end());

    //for(auto u : vec) display(u);

    int idx = 0;
    for(int i = 0; i < open.size(); i++){
        //cout << i << ", " << open[i] << ": " << endl;
        while(idx < vec.size() && vec[idx].a <= open[i]) display(vec[idx]), pq.push(vec[idx++]);
        int cnt = 0;

        //cout << "top: ";
        //display(pq.top());

        if(pq.empty() || pq.top().b < open[i]){sol = false; break;}
        while((i == open.size() - 1 && !pq.empty()) || pq.top().b < open[i + 1]){
            cnt++;
            ans[pq.top().a - 1] = i + 1;
            pq.pop();
        }
        //cout << cnt << endl;

        if(!sol || (cnt = 0 && pq.empty())){sol = false; break;}
        if(cnt = 0){
            ans[pq.top().a - 1] = i + 1;
            pq.pop();
        }

    }

    if(!pq.empty() || idx != vec.size()) sol = false;
    if(!sol){
        cout << "IMPOSSIBLE\n";
        return 0;
    }

    for(int i = 0; i < m; i++)
        cout << ans[i] << " ";
    cout << endl;
}

Test details

Test 1

Group: 2, 4, 5

Verdict: ACCEPTED

input
1 1 1
C 1
view   save

correct output
1
view   save

user output
1
view   save

Test 2

Group: 2, 4, 5

Verdict: ACCEPTED

input
1 1 1
O 1
view   save

correct output
IMPOSSIBLE
view   save

user output
IMPOSSIBLE
view   save

Test 3

Group: 2, 4, 5

Verdict: ACCEPTED

input
1 1 2
C 1
C 1
view   save

correct output
IMPOSSIBLE
view   save

user output
IMPOSSIBLE
view   save

Test 4

Group: 2, 4, 5

Verdict: WRONG ANSWER

input
1 1 2
C 1
O 1
view   save

correct output
IMPOSSIBLE
view   save

user output
1 0 1
IMPOSSIBLE
view   save

Test 5

Group: 2, 4, 5

Verdict: ACCEPTED

input
1 1 2
O 1
C 1
view   save

correct output
IMPOSSIBLE
view   save

user output
IMPOSSIBLE
view   save

Test 6

Group: 4, 5

Verdict: ACCEPTED

input
2 1 2
C 1
C 2
view   save

correct output
1 1
view   save

user output
1 1
view   save

Test 7

Group: 4, 5

Verdict: RUNTIME ERROR

input
2 1 2
C 1
O 1
view   save

correct output
IMPOSSIBLE
view   save

user output
(empty)
view   save

Test 8

Group: 4, 5

Verdict: WRONG ANSWER

input
2 1 2
C 1
O 2
view   save

correct output
1 1
view   save

user output
IMPOSSIBLE
view   save

Test 9

Group: 1, 3, 4, 5

Verdict: WRONG ANSWER

input
3 2 5
C 1
C 2
O 3
C 1
C 2
view   save

correct output
1 1 1 1 1
view   save

user output
2 3 2
1 2 1
1 1 1 1 1
view   save

Test 10

Group: 1, 3, 4, 5

Verdict: WRONG ANSWER

input
3 2 5
C 1
C 2
O 3
O 3
C 1
view   save

correct output
2 1 2 1 1
view   save

user output
1 3 1
2 1 1 2 1
view   save

Test 11

Group: 1, 3, 4, 5

Verdict: TIME LIMIT EXCEEDED

input
3 2 5
C 1
C 2
O 3
O 1
C 1
view   save

correct output
2 1 2 1 1
view   save

user output
(empty)
view   save

Test 12

Group: 1, 3, 4, 5

Verdict: WRONG ANSWER

input
3 2 5
C 1
C 2
O 1
O 3
C 1
view   save

correct output
IMPOSSIBLE
view   save

user output
1 1 1
IMPOSSIBLE
view   save

Test 13

Group: 1, 3, 4, 5

Verdict: TIME LIMIT EXCEEDED

input
3 2 4
C 1
O 2
C 1
O 3
view   save

correct output
1 1 1 1
view   save

user output
(empty)
view   save

Test 14

Group: 1, 3, 4, 5

Verdict: RUNTIME ERROR

input
3 2 4
C 1
O 2
C 2
O 1
view   save

correct output
1 1 1 1
view   save

user output
(empty)
view   save

Test 15

Group: 1, 3, 4, 5

Verdict: ACCEPTED

input
3 2 3
C 1
C 2
C 3
view   save

correct output
1 1 1
view   save

user output
1 1 1
view   save

Test 16

Group: 1, 3, 4, 5

Verdict: ACCEPTED

input
3 2 3
O 1
C 2
C 3
view   save

correct output
IMPOSSIBLE
view   save

user output
IMPOSSIBLE
view   save

Test 17

Group: 1, 2, 3, 4, 5

Verdict: TIME LIMIT EXCEEDED

input
2 2 7
C 1
O 2
O 2
O 2
O 2
C 1
O 2
view   save

correct output
IMPOSSIBLE
view   save

user output
(empty)
view   save

Test 18

Group: 1, 3, 4, 5

Verdict: WRONG ANSWER

input
4 2 5
C 2
O 3
C 1
O 4
C 3
view   save

correct output
1 1 1 1 1
view   save

user output
IMPOSSIBLE
view   save

Test 19

Group: 2, 5

Verdict: RUNTIME ERROR

input
100000 100000 100000
C 1
C 2
C 3
C 4
C 5
C 6
C 7
C 8
C 9
C 10
C 11
C 12
C 13
C 14
C 15
C 16
C 17
C 18
C 19
...
view   save

correct output
50000 49999 49998 49997 49996 ...
view   save

user output
(empty)
view   save

Test 20

Group: 2, 5

Verdict: RUNTIME ERROR

input
100000 100000 100000
C 1
C 2
C 3
C 4
C 5
C 6
C 7
C 8
C 9
C 10
C 11
C 12
C 13
C 14
C 15
C 16
C 17
C 18
C 19
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 21

Group: 2, 5

Verdict: RUNTIME ERROR

input
100000 100000 100000
C 1
C 2
C 3
C 4
C 5
C 6
C 7
C 8
C 9
C 10
C 11
C 12
C 13
C 14
C 15
C 16
C 17
C 18
C 19
...
view   save

correct output
20000 20000 20000 20000 20000 ...
view   save

user output
(empty)
view   save

Test 22

Group: 5

Verdict: RUNTIME ERROR

input
100000 100 100000
C 1
C 2
C 3
C 4
C 5
C 6
C 7
C 8
C 9
C 10
C 11
C 12
C 13
C 14
C 15
C 16
C 17
C 18
C 19
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 23

Group: 5

Verdict: RUNTIME ERROR

input
100000 99 100000
C 1
C 2
C 3
C 4
C 5
C 6
C 7
C 8
C 9
C 10
C 11
C 12
C 13
C 14
C 15
C 16
C 17
C 18
C 19
...
view   save

correct output
IMPOSSIBLE
view   save

user output
(empty)
view   save

Test 24

Group: 3, 4, 5

Verdict: RUNTIME ERROR

input
500 2 500
C 384
O 62
C 387
O 473
C 191
O 341
C 173
O 150
C 283
O 391
C 430
O 53
C 394
O 138
C 422
O 368
C 316
O 375
C 457
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 25

Group: 3, 4, 5

Verdict: RUNTIME ERROR

input
500 2 500
C 384
O 62
C 387
O 473
C 191
O 341
C 173
O 150
C 283
O 391
C 430
O 53
C 394
C 138
C 167
O 342
O 416
C 27
O 140
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 ...
view   save

user output
(empty)
view   save

Test 26

Group: 3, 4, 5

Verdict: RUNTIME ERROR

input
500 2 500
C 384
O 62
C 387
O 473
C 191
C 341
C 415
O 331
C 63
O 38
C 430
O 53
C 394
C 138
C 167
O 342
O 416
C 27
O 140
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 2 1 2 ...
view   save

user output
(empty)
view   save

Test 27

Group: 3, 4, 5

Verdict: RUNTIME ERROR

input
500 2 500
C 384
O 62
C 387
C 473
C 249
C 268
C 5
C 10
C 412
C 383
C 224
C 323
C 258
C 330
C 284
O 218
C 110
O 29
C 457
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 28

Group: 4, 5

Verdict: RUNTIME ERROR

input
500 250 500
C 384
O 62
C 387
O 473
C 191
O 341
C 173
O 150
C 283
O 391
C 430
O 53
C 394
O 138
C 422
O 368
C 316
O 375
C 457
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 29

Group: 4, 5

Verdict: RUNTIME ERROR

input
500 250 500
C 384
O 62
C 387
O 473
C 191
O 341
C 173
O 150
C 283
O 391
C 430
O 53
C 394
C 138
C 167
O 342
O 416
O 374
C 457
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 2 1 3 ...
view   save

user output
(empty)
view   save

Test 30

Group: 4, 5

Verdict: RUNTIME ERROR

input
500 250 500
C 384
O 62
C 387
O 473
C 191
C 341
C 415
O 331
C 51
O 78
C 181
O 422
C 267
C 404
C 247
O 478
O 367
O 41
O 208
...
view   save

correct output
1 1 1 1 1 3 2 3 3 2 2 2 5 4 2 ...
view   save

user output
(empty)
view   save

Test 31

Group: 4, 5

Verdict: RUNTIME ERROR

input
500 250 500
C 384
O 62
C 387
C 473
C 249
C 268
C 5
C 10
C 412
C 383
C 224
C 323
C 258
C 330
C 284
O 218
C 380
O 178
C 448
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 32

Group: 2, 4, 5

Verdict: RUNTIME ERROR

input
500 500 500
C 384
O 62
C 387
O 473
C 191
O 341
C 173
O 150
C 283
O 391
C 430
O 53
C 394
O 138
C 422
O 368
C 316
O 375
C 457
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 33

Group: 2, 4, 5

Verdict: RUNTIME ERROR

input
500 500 500
C 384
O 62
C 387
O 473
C 191
O 341
C 173
O 150
C 283
O 391
C 430
O 53
C 394
C 138
C 167
O 342
O 416
O 374
C 457
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 2 1 3 ...
view   save

user output
(empty)
view   save

Test 34

Group: 2, 4, 5

Verdict: RUNTIME ERROR

input
500 500 500
C 384
O 62
C 387
O 473
C 191
C 341
C 415
O 331
C 51
O 78
C 180
O 422
C 267
C 405
C 247
O 478
O 367
O 41
O 207
...
view   save

correct output
1 1 1 1 2 1 3 3 3 2 2 2 2 4 5 ...
view   save

user output
(empty)
view   save

Test 35

Group: 2, 4, 5

Verdict: RUNTIME ERROR

input
500 500 500
C 384
O 62
C 387
C 473
C 249
C 268
C 5
C 10
C 412
C 383
C 224
C 323
C 258
C 330
C 284
O 218
C 380
O 178
C 448
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 36

Group: 3, 5

Verdict: RUNTIME ERROR

input
100000 2 100000
C 89384
O 54062
C 85387
O 53318
C 68691
O 33602
C 89173
O 585
C 65783
O 67461
C 13930
O 29417
C 61394
O 94608
C 84422
O 6107
C 98316
O 5375
C 59957
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 37

Group: 3, 5

Verdict: RUNTIME ERROR

input
100000 2 100000
C 89384
O 54062
C 85387
O 53318
C 68691
O 33602
C 89173
O 585
C 65783
O 67461
C 13930
O 29417
C 61394
C 94608
C 1612
O 21246
O 1312
C 3527
O 79075
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 2 2 1 ...
view   save

user output
(empty)
view   save

Test 38

Group: 3, 5

Verdict: RUNTIME ERROR

input
100000 2 100000
C 89384
O 54062
C 85387
O 53318
C 68691
C 33602
C 95255
O 11017
C 69148
O 69798
C 13930
O 29417
C 61394
C 94608
C 1612
O 21246
O 1312
C 3527
O 79075
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 2 2 ...
view   save

user output
(empty)
view   save

Test 39

Group: 3, 5

Verdict: RUNTIME ERROR

input
100000 2 100000
C 89384
O 54062
C 85387
C 53318
C 84358
C 72953
C 1337
C 21450
C 85973
C 81480
C 2059
C 80277
C 67398
C 60273
C 87574
O 96948
C 11799
O 22010
C 59957
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 40

Group: 5

Verdict: RUNTIME ERROR

input
100000 50000 100000
C 89384
O 54062
C 85387
O 53318
C 68691
O 33602
C 89173
O 585
C 65783
O 67461
C 13930
O 29417
C 61394
O 94608
C 84422
O 6107
C 98316
O 5375
C 59957
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 41

Group: 5

Verdict: RUNTIME ERROR

input
100000 50000 100000
C 89384
O 54062
C 85387
O 53318
C 68691
O 33602
C 89173
O 585
C 65783
O 67461
C 13930
O 29417
C 61394
C 94608
C 1612
O 21246
O 1312
O 5376
C 59957
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 3 2 1 ...
view   save

user output
(empty)
view   save

Test 42

Group: 5

Verdict: RUNTIME ERROR

input
100000 50000 100000
C 89384
O 54062
C 85387
O 53318
C 68691
C 33602
C 95255
O 11017
C 72513
O 72134
C 35960
O 42131
C 82594
C 27738
C 18802
O 36386
O 4308
O 9071
O 98193
...
view   save

correct output
1 1 1 1 1 3 2 3 3 3 3 3 3 4 5 ...
view   save

user output
(empty)
view   save

Test 43

Group: 5

Verdict: RUNTIME ERROR

input
100000 50000 100000
C 89384
O 54062
C 85387
C 53318
C 84358
C 72953
C 1337
C 21450
C 85973
C 81480
C 2059
C 80277
C 67398
C 60273
C 87574
O 96948
C 16294
O 27555
C 89397
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 44

Group: 2, 5

Verdict: RUNTIME ERROR

input
100000 100000 100000
C 89384
O 54062
C 85387
O 53318
C 68691
O 33602
C 89173
O 585
C 65783
O 67461
C 13930
O 29417
C 61394
O 94608
C 84422
O 6107
C 98316
O 5375
C 59957
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
view   save

user output
(empty)
view   save

Test 45

Group: 2, 5

Verdict: RUNTIME ERROR

input
100000 100000 100000
C 89384
O 54062
C 85387
O 53318
C 68691
O 33602
C 89173
O 585
C 65783
O 67461
C 13930
O 29417
C 61394
C 94608
C 1612
O 21246
O 1312
O 5376
C 59957
...
view   save

correct output
1 1 1 1 1 1 1 1 1 1 1 1 3 2 1 ...
view   save

user output
(empty)
view   save

Test 46

Group: 2, 5

Verdict: RUNTIME ERROR

input
100000 100000 100000
C 89384
O 54062
C 85387
O 53318
C 68691
C 33602
C 95255
O 11017
C 72513
O 72134
C 35960
O 42131
C 82594
C 27738
C 18802
O 36386
O 4308
O 9071
O 98193
...
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correct output
1 1 1 1 2 1 3 3 3 3 3 3 4 5 3 ...
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user output
(empty)
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Test 47

Group: 2, 5

Verdict: RUNTIME ERROR

input
100000 100000 100000
C 89384
O 54062
C 85387
C 53318
C 84358
C 72953
C 1337
C 21450
C 85973
C 81480
C 2059
C 80277
C 67398
C 60273
C 87574
O 96948
C 16294
O 27555
C 89397
...
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correct output
1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...
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user output
(empty)
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