CSES - NOI 2019

CSES - NOI 2019 - Results

Submission details
Task:	Thieves and Prisons
Sender:	Carl Westerlund
Submission time:	2019-03-06 14:03:05 +0200
Language:	C++
Status:	READY
Result:	22

Feedback
group	verdict	score
#1	ACCEPTED	8
#2	WRONG ANSWER	0
#3	ACCEPTED	14
#4	WRONG ANSWER	0
#5	WRONG ANSWER	0

Test results
test	verdict	time	group
#1	ACCEPTED	0.01 s	2, 4, 5	details
#2	ACCEPTED	0.01 s	2, 4, 5	details
#3	WRONG ANSWER	0.02 s	2, 4, 5	details
#4	ACCEPTED	0.03 s	2, 4, 5	details
#5	ACCEPTED	0.03 s	2, 4, 5	details
#6	ACCEPTED	0.03 s	4, 5	details
#7	ACCEPTED	0.02 s	4, 5	details
#8	ACCEPTED	0.03 s	4, 5	details
#9	ACCEPTED	0.02 s	1, 3, 4, 5	details
#10	ACCEPTED	0.03 s	1, 3, 4, 5	details
#11	ACCEPTED	0.02 s	1, 3, 4, 5	details
#12	ACCEPTED	0.02 s	1, 3, 4, 5	details
#13	ACCEPTED	0.01 s	1, 3, 4, 5	details
#14	ACCEPTED	0.01 s	1, 3, 4, 5	details
#15	ACCEPTED	0.01 s	1, 3, 4, 5	details
#16	ACCEPTED	0.03 s	1, 3, 4, 5	details
#17	ACCEPTED	0.01 s	1, 2, 3, 4, 5	details
#18	ACCEPTED	0.02 s	1, 3, 4, 5	details
#19	ACCEPTED	0.05 s	2, 5	details
#20	ACCEPTED	0.05 s	2, 5	details
#21	ACCEPTED	0.06 s	2, 5	details
#22	ACCEPTED	0.05 s	5	details
#23	ACCEPTED	0.04 s	5	details
#24	ACCEPTED	0.03 s	3, 4, 5	details
#25	ACCEPTED	0.02 s	3, 4, 5	details
#26	ACCEPTED	0.03 s	3, 4, 5	details
#27	ACCEPTED	0.01 s	3, 4, 5	details
#28	ACCEPTED	0.02 s	4, 5	details
#29	ACCEPTED	0.01 s	4, 5	details
#30	ACCEPTED	0.02 s	4, 5	details
#31	ACCEPTED	0.02 s	4, 5	details
#32	ACCEPTED	0.02 s	2, 4, 5	details
#33	ACCEPTED	0.01 s	2, 4, 5	details
#34	ACCEPTED	0.02 s	2, 4, 5	details
#35	ACCEPTED	0.01 s	2, 4, 5	details
#36	ACCEPTED	0.05 s	3, 5	details
#37	ACCEPTED	0.05 s	3, 5	details
#38	ACCEPTED	0.05 s	3, 5	details
#39	ACCEPTED	0.05 s	3, 5	details
#40	ACCEPTED	0.05 s	5	details
#41	ACCEPTED	0.05 s	5	details
#42	ACCEPTED	0.05 s	5	details
#43	ACCEPTED	0.04 s	5	details
#44	ACCEPTED	0.05 s	2, 5	details
#45	ACCEPTED	0.05 s	2, 5	details
#46	ACCEPTED	0.05 s	2, 5	details
#47	ACCEPTED	0.04 s	2, 5	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:76:20: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
     if (fre.size() != P) {
         ~~~~~~~~~~~^~~~

Code

#include <bits/stdc++.h>
using namespace std;

#if DEBUG
#include "prettyprint.hpp"
#define PRINTLN(x) \
    cerr << x << "\n"
#define PRINTSP(x) \
    cerr << x << " "
#else
#define PRINTLN(x)
#define PRINTSP(x)
#endif

#define all(x) x.begin(), x.end()
#define rall(x) x.rbegin(), x.rend()
#define PI 3.141592653589793238462643

template<class T> void amax(T & a, const T & b) { a = max(a,b); }
template<class T> void amin(T & a, const T & b) { a = min(a,b); }


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

    long long N, P, M;
    cin >> N >> P >> M;
    vector<pair<char, long long>> eve (M);
    for (long long m=0; m < M; m++) {
        char c; long long a;
        cin >> c >> a;
        eve[m] = {c, a-1};
    }
    vector<long long> res (M, -1);
    queue<long long> fre;
    map<long long, long long> fil;      // time, num
    for (long long p=1; p <= P; p++) {
        fre.push(p);
    }
    vector<long long> tned (N, M+5);
    long long nxtop = M+4, nxtopp = 1;
    for (long long m=M-1; m >= 0; m--) {
        long long th = eve[m].second;
        if (eve[m].first == 'C') {
            if (tned[th] < nxtop) {
                cout << "IMPOSSIBLE\n";
                return 0;
            }
            auto it = fil.lower_bound(tned[th]);
            if (it != fil.begin()) {
                it--;
                fre.push((*it).second);
                res[m] = (*it).second;
                fil.erase(it);
            }
            else {
                res[m] = nxtopp;
            }
        }
        else {      // O
            tned[th] = m;
            if (fre.empty()) {
                cout << "IMPOSSIBLE\n";
                return 0;
            }
            res[m] = fre.front();
            fre.pop();
            fil.insert({m, res[m]});
            nxtop = m;
            nxtopp = res[m];
        }
    }

    PRINTLN("fil:  " << fil);
    if (fre.size() != P) {
        cout << "IMPOSSIBLE\n";
        return 0;
    }

    for (long long m=0; m < M; m++) {
        cout << res[m] << " ";
    }
}

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: WRONG ANSWER

input
`1 1 2 C 1 C 1` view save

correct output
`IMPOSSIBLE` view save

user output
`1 1` view save

Test 4

Group: 2, 4, 5

Verdict: ACCEPTED

input
`1 1 2 C 1 O 1` view save

correct output
`IMPOSSIBLE` view save

user output
`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: ACCEPTED

input
`2 1 2 C 1 O 1` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 8

Group: 4, 5

Verdict: ACCEPTED

input
`2 1 2 C 1 O 2` view save

correct output
`1 1` view save

user output
`1 1` view save

Test 9

Group: 1, 3, 4, 5

Verdict: ACCEPTED

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

correct output
`1 1 1 1 1` view save

user output
`1 1 1 1 1` view save

Test 10

Group: 1, 3, 4, 5

Verdict: ACCEPTED

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

correct output
`2 1 2 1 1` view save

user output
`2 1 2 1 1` view save

Test 11

Group: 1, 3, 4, 5

Verdict: ACCEPTED

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

correct output
`2 1 2 1 1` view save

user output
`2 1 2 1 1` view save

Test 12

Group: 1, 3, 4, 5

Verdict: ACCEPTED

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

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 13

Group: 1, 3, 4, 5

Verdict: ACCEPTED

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

correct output
`1 1 1 1` view save

user output
`2 2 1 1` view save

Test 14

Group: 1, 3, 4, 5

Verdict: ACCEPTED

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

correct output
`1 1 1 1` view save

user output
`2 2 1 1` 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: ACCEPTED

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

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 18

Group: 1, 3, 4, 5

Verdict: ACCEPTED

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

correct output
`1 1 1 1 1` view save

user output
`2 2 1 1 1` view save

Test 19

Group: 2, 5

Verdict: ACCEPTED

input
`100000 100000 100000 C 1 C 2 C 3 C 4 ...` view save

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

user output
`50000 49999 49998 49997 49996 ...` Truncated

Test 20

Group: 2, 5

Verdict: ACCEPTED

input
`100000 100000 100000 C 1 C 2 C 3 C 4 ...` view save

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

user output
`1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` Truncated

Test 21

Group: 2, 5

Verdict: ACCEPTED

input
`100000 100000 100000 C 1 C 2 C 3 C 4 ...` view save

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

user output
`20000 20000 20000 20000 20000 ...` Truncated

Test 22

Group: 5

Verdict: ACCEPTED

input
`100000 100 100000 C 1 C 2 C 3 C 4 ...` view save

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

user output
`100 100 100 100 100 100 100 10...` Truncated

Test 23

Group: 5

Verdict: ACCEPTED

input
`100000 99 100000 C 1 C 2 C 3 C 4 ...` view save

correct output
`IMPOSSIBLE` view save

user output
`IMPOSSIBLE` view save

Test 24

Group: 3, 4, 5

Verdict: ACCEPTED

input
`500 2 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`2 2 1 1 2 2 1 1 2 2 1 1 2 2 1 ...` Truncated

Test 25

Group: 3, 4, 5

Verdict: ACCEPTED

input
`500 2 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`2 2 1 1 2 2 1 1 2 2 1 1 2 2 1 ...` Truncated

Test 26

Group: 3, 4, 5

Verdict: ACCEPTED

input
`500 2 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`2 2 1 1 2 2 2 2 1 1 2 2 1 1 2 ...` Truncated

Test 27

Group: 3, 4, 5

Verdict: ACCEPTED

input
`500 2 500 C 384 O 62 C 387 C 473 ...` view save

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

user output
`2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` Truncated

Test 28

Group: 4, 5

Verdict: ACCEPTED

input
`500 250 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`250 250 249 249 248 248 247 24...` Truncated

Test 29

Group: 4, 5

Verdict: ACCEPTED

input
`500 250 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`248 248 247 247 246 246 245 24...` Truncated

Test 30

Group: 4, 5

Verdict: ACCEPTED

input
`500 250 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`206 206 205 205 204 203 202 20...` Truncated

Test 31

Group: 4, 5

Verdict: ACCEPTED

input
`500 250 500 C 384 O 62 C 387 C 473 ...` view save

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

user output
`109 109 108 108 108 108 108 10...` Truncated

Test 32

Group: 2, 4, 5

Verdict: ACCEPTED

input
`500 500 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`250 250 249 249 248 248 247 24...` Truncated

Test 33

Group: 2, 4, 5

Verdict: ACCEPTED

input
`500 500 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`248 248 247 247 246 246 245 24...` Truncated

Test 34

Group: 2, 4, 5

Verdict: ACCEPTED

input
`500 500 500 C 384 O 62 C 387 O 473 ...` view save

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

user output
`206 206 205 205 204 203 202 20...` Truncated

Test 35

Group: 2, 4, 5

Verdict: ACCEPTED

input
`500 500 500 C 384 O 62 C 387 C 473 ...` view save

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

user output
`109 109 108 108 108 108 108 10...` Truncated

Test 36

Group: 3, 5

Verdict: ACCEPTED

input
`100000 2 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`2 2 1 1 2 2 1 1 2 2 1 1 2 2 1 ...` Truncated

Test 37

Group: 3, 5

Verdict: ACCEPTED

input
`100000 2 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`1 1 2 2 1 1 2 2 1 1 2 2 1 1 2 ...` Truncated

Test 38

Group: 3, 5

Verdict: ACCEPTED

input
`100000 2 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`2 2 1 1 2 2 2 2 1 1 2 2 1 1 2 ...` Truncated

Test 39

Group: 3, 5

Verdict: ACCEPTED

input
`100000 2 100000 C 89384 O 54062 C 85387 C 53318 ...` view save

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

user output
`2 2 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` Truncated

Test 40

Group: 5

Verdict: ACCEPTED

input
`100000 50000 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`49999 49999 49998 49998 49997 ...` Truncated

Test 41

Group: 5

Verdict: ACCEPTED

input
`100000 50000 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`49999 49999 49998 49998 49997 ...` Truncated

Test 42

Group: 5

Verdict: ACCEPTED

input
`100000 50000 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`39939 39939 39938 39938 39937 ...` Truncated

Test 43

Group: 5

Verdict: ACCEPTED

input
`100000 50000 100000 C 89384 O 54062 C 85387 C 53318 ...` view save

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

user output
`20160 20160 20159 20159 20159 ...` Truncated

Test 44

Group: 2, 5

Verdict: ACCEPTED

input
`100000 100000 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`49999 49999 49998 49998 49997 ...` Truncated

Test 45

Group: 2, 5

Verdict: ACCEPTED

input
`100000 100000 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`49999 49999 49998 49998 49997 ...` Truncated

Test 46

Group: 2, 5

Verdict: ACCEPTED

input
`100000 100000 100000 C 89384 O 54062 C 85387 O 53318 ...` view save

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

user output
`39939 39939 39938 39938 39937 ...` Truncated

Test 47

Group: 2, 5

Verdict: ACCEPTED

input
`100000 100000 100000 C 89384 O 54062 C 85387 C 53318 ...` view save

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

user output
`20160 20160 20159 20159 20159 ...` Truncated

NOI 2019

Thieves and Prisons

Compiler report

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

Test 23

Test 24

Test 25

Test 26

Test 27

Test 28

Test 29

Test 30

Test 31

Test 32

Test 33

Test 34

Test 35

Test 36

Test 37

Test 38

Test 39

Test 40

Test 41

Test 42

Test 43

Test 44

Test 45

Test 46

Test 47

Tasks

Submissions (Carl Westerlund)