CSES - Aalto Competitive Programming 2025 - wk2 - Wed

Submission details
Task:	LibBot
Sender:	aalto25b_002
Submission time:	2025-09-10 17:40:45 +0300
Language:	C++ (C++17)
Status:	READY
Result:	RUNTIME ERROR

Test results
test	verdict	time
#1	RUNTIME ERROR	0.03 s	details
#2	RUNTIME ERROR	0.03 s	details
#3	RUNTIME ERROR	0.03 s	details
#4	RUNTIME ERROR	0.03 s	details
#5	WRONG ANSWER	0.02 s	details
#6	WRONG ANSWER	0.02 s	details
#7	RUNTIME ERROR	0.04 s	details
#8	RUNTIME ERROR	0.03 s	details
#9	RUNTIME ERROR	0.03 s	details
#10	WRONG ANSWER	0.02 s	details
#11	RUNTIME ERROR	0.03 s	details
#12	RUNTIME ERROR	0.03 s	details
#13	RUNTIME ERROR	0.02 s	details
#14	RUNTIME ERROR	0.03 s	details
#15	RUNTIME ERROR	0.03 s	details
#16	RUNTIME ERROR	0.03 s	details
#17	WRONG ANSWER	0.02 s	details
#18	RUNTIME ERROR	0.03 s	details
#19	RUNTIME ERROR	0.03 s	details
#20	RUNTIME ERROR	0.04 s	details
#21	WRONG ANSWER	0.02 s	details
#22	WRONG ANSWER	0.02 s	details
#23	WRONG ANSWER	0.02 s	details
#24	WRONG ANSWER	0.02 s	details
#25	RUNTIME ERROR	0.03 s	details
#26	RUNTIME ERROR	0.02 s	details
#27	RUNTIME ERROR	0.02 s	details
#28	RUNTIME ERROR	0.03 s	details
#29	WRONG ANSWER	0.02 s	details
#30	RUNTIME ERROR	0.03 s	details
#31	RUNTIME ERROR	0.03 s	details
#32	RUNTIME ERROR	0.03 s	details
#33	RUNTIME ERROR	0.03 s	details
#34	WRONG ANSWER	0.02 s	details
#35	RUNTIME ERROR	0.04 s	details
#36	WRONG ANSWER	0.03 s	details
#37	RUNTIME ERROR	0.03 s	details
#38	RUNTIME ERROR	0.03 s	details
#39	RUNTIME ERROR	0.03 s	details
#40	RUNTIME ERROR	0.03 s	details
#41	WRONG ANSWER	0.02 s	details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:73:16: warning: 'end' may be used uninitialized [-Wmaybe-uninitialized]
   73 |     size = end - start;
      |            ~~~~^~~~~~~
input/code.cpp:73:16: warning: 'start' may be used uninitialized in this function [-Wmaybe-uninitialized]

Code

#include <iostream>
#include <algorithm>
#include <queue>
using namespace std;

void print(int num){
    string numS = to_string(num);
    string newNumS = "";
    cout << "FETCH ";
    for(size_t i = 0; i < numS.length(); i++){
        cout << numS[i]; 
        cout << ".";
    }
    cout << endl;
}



int main() {
    int n;
    cin >> n;

    string a,b, name;
    int size;
    int start, end;

    cin >> a >> size;
    cin >> b >> name;

    int low = 0;
    int high = 100000;
    while (low <= high) {
        int mid = low + (high - low) / 2;

        // Check if x is present at mid
        print(mid);
        string x,y;
        cin >> y >> x;

        // If x greater, ignore left half
        if (x < name)
            low = mid + 1;

        // If x is smaller, ignore right half
        else{
            high = mid;
            start = high;
        }
    }



    while (low <= high) {
        int mid = low + (high - low) / 2;

        // Check if x is present at mid
        print(mid);
        string x,y;
        cin >> y >> x;
        

        // If x greater, ignore left half
        if (x < name){
            low = mid;
            end = low;
        }

        // If x is smaller, ignore right half
        else
            high = mid - 1;
    }

    size = end - start;
    cout << size << endl;


}

Test details

Test 1

Verdict: RUNTIME ERROR

input
`2 9 kdg dl 6 kdg 3 kdgwl 1 ...` view save

correct output
(empty)

user output
`SIZE 2 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 2

Verdict: RUNTIME ERROR

input
`3 15 irwkfl c 26 d 27 e 11 ...` view save

correct output
(empty)

user output
`SIZE 3 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 3

Verdict: RUNTIME ERROR

input
`4 34 gcnmkobrd bcytu 60 bheb 64 bhebp 26 ...` view save

correct output
(empty)

user output
`SIZE 4 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 4

Verdict: RUNTIME ERROR

input
`5 52 faoluuicsn a 1 cufqs 30 d 44 ...` view save

correct output
(empty)

user output
`SIZE 5 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 5

Verdict: WRONG ANSWER

input
`6 75 okokxlluuicsnw a 1 b 51 bxcufq 145 ...` view save

correct output
(empty)

user output
`SIZE 6 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 6

Verdict: WRONG ANSWER

input
`7 105 jibgewnvmqnpbxvirxmgf a 1 aqykhme 32 atusxwa 119 ...` view save

correct output
(empty)

user output
`SIZE 7 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 7

Verdict: RUNTIME ERROR

input
`8 124 djnofmgdbfj afpc 66 apj 204 apjgsu 105 ...` view save

correct output
(empty)

user output
`SIZE 8 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 8

Verdict: RUNTIME ERROR

input
`9 166 qonvyqgibutxey a 94 act 683 afngrwb 20 ...` view save

correct output
(empty)

user output
`SIZE 9 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 9

Verdict: RUNTIME ERROR

input
`10 211 zuek axof 303 axofdxjyeevjxifd 397 axofvxnleg 539 ...` view save

correct output
(empty)

user output
`SIZE 10 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 10

Verdict: WRONG ANSWER

input
`10 216 hskapswvzfrbijqwgotkothu aayuulyq 436 aayuulyqcs 205 aayuulyqcsgjqffbfix 530 ...` view save

correct output
(empty)

user output
`SIZE 10 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 11

Verdict: RUNTIME ERROR

input
`9 158 ylhjecnhgyboje a 691 acd 241 apkcczfzzxrpvlk 88 ...` view save

correct output
(empty)

user output
`SIZE 9 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 12

Verdict: RUNTIME ERROR

input
`8 133 ewcm aavhwtselm 486 aavrwtsejm 170 aayuuly 62 ...` view save

correct output
(empty)

user output
`SIZE 8 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 13

Verdict: RUNTIME ERROR

input
`7 98 jkpxbvb awb 326 comccswxez 114 cw 42 ...` view save

correct output
(empty)

user output
`SIZE 7 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 14

Verdict: RUNTIME ERROR

input
`6 70 eaymki alkio 119 alkioruv 72 alkioruvyivod 26 ...` view save

correct output
(empty)

user output
`SIZE 6 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 15

Verdict: RUNTIME ERROR

input
`4 28 unje biybsjet 60 biybsjetnn 27 bx 45 ...` view save

correct output
(empty)

user output
`SIZE 4 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 16

Verdict: RUNTIME ERROR

input
`9 159 ckfhsouqxvv a 373 aahay 152 asvvihxxokcevotlncilqbuvhmdkmh...` view save

correct output
(empty)

user output
`SIZE 9 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 17

Verdict: WRONG ANSWER

input
`8 117 h aaha 262 anmuhfjbetlfzdbns 107 awhfbhdbjbuexgbwl 226 ...` view save

correct output
(empty)

user output
`SIZE 8 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 18

Verdict: RUNTIME ERROR

input
`7 106 m aezpq 42 aokpn 7 aqfkfe 86 ...` view save

correct output
(empty)

user output
`SIZE 7 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 19

Verdict: RUNTIME ERROR

input
`7 101 kvtwj appvlr 240 bguzpylrzkwon 78 bofd 2 ...` view save

correct output
(empty)

user output
`SIZE 7 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 20

Verdict: RUNTIME ERROR

input
`2 9 fu dl 6 kdg 3 kdgwl 1 ...` view save

correct output
(empty)

user output
`SIZE 2 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 21

Verdict: WRONG ANSWER

input
`3 15 uvk c 26 d 27 e 11 ...` view save

correct output
(empty)

user output
`SIZE 3 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 22

Verdict: WRONG ANSWER

input
`4 34 jgtx bcytu 60 bheb 64 bhebp 26 ...` view save

correct output
(empty)

user output
`SIZE 4 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 23

Verdict: WRONG ANSWER

input
`5 52 ghmfq a 1 cufqs 30 d 44 ...` view save

correct output
(empty)

user output
`SIZE 5 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 24

Verdict: WRONG ANSWER

input
`6 75 ojuphd a 1 b 51 bxcufq 145 ...` view save

correct output
(empty)

user output
`SIZE 6 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 25

Verdict: RUNTIME ERROR

input
`7 105 kzzqfzz a 1 aqykhme 32 atusxwa 119 ...` view save

correct output
(empty)

user output
`SIZE 7 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 26

Verdict: RUNTIME ERROR

input
`8 124 emdxvwdw afpc 66 apj 204 apjgsu 105 ...` view save

correct output
(empty)

user output
`SIZE 8 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 27

Verdict: RUNTIME ERROR

input
`9 166 pkhsbasuj a 94 act 683 afngrwb 20 ...` view save

correct output
(empty)

user output
`SIZE 9 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 28

Verdict: RUNTIME ERROR

input
`10 211 zypqadmqoo axof 303 axofdxjyeevjxifd 397 axofvxnleg 539 ...` view save

correct output
(empty)

user output
`SIZE 10 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 29

Verdict: WRONG ANSWER

input
`10 216 jhagispreh aayuulyq 436 aayuulyqcs 205 aayuulyqcsgjqffbfix 530 ...` view save

correct output
(empty)

user output
`SIZE 10 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 30

Verdict: RUNTIME ERROR

input
`9 158 zfkmqpzht a 691 acd 241 apkcczfzzxrpvlk 88 ...` view save

correct output
(empty)

user output
`SIZE 9 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 31

Verdict: RUNTIME ERROR

input
`8 133 dogiavnu aavhwtselm 486 aavrwtsejm 170 aayuuly 62 ...` view save

correct output
(empty)

user output
`SIZE 8 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 32

Verdict: RUNTIME ERROR

input
`7 98 kihqiff awb 326 comccswxez 114 cw 42 ...` view save

correct output
(empty)

user output
`SIZE 7 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 33

Verdict: RUNTIME ERROR

input
`6 70 eszubi alkio 119 alkioruv 72 alkioruvyivod 26 ...` view save

correct output
(empty)

user output
`SIZE 6 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 34

Verdict: WRONG ANSWER

input
`4 28 vyta biybsjet 60 biybsjetnn 27 bx 45 ...` view save

correct output
(empty)

user output
`SIZE 4 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 35

Verdict: RUNTIME ERROR

input
`9 159 ctohjykey a 373 aahay 152 asvvihxxokcevotlncilqbuvhmdkmh...` view save

correct output
(empty)

user output
`SIZE 9 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 36

Verdict: WRONG ANSWER

input
`8 117 igjxpndn aaha 262 anmuhfjbetlfzdbns 107 awhfbhdbjbuexgbwl 226 ...` view save

correct output
(empty)

user output
`SIZE 8 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Test 37

Verdict: RUNTIME ERROR

input
`7 106 lslhnht aezpq 42 aokpn 7 aqfkfe 86 ...` view save

correct output
(empty)

user output
`SIZE 7 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 38

Verdict: RUNTIME ERROR

input
`7 101 hxliesh appvlr 240 bguzpylrzkwon 78 bofd 2 ...` view save

correct output
(empty)

user output
`SIZE 7 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 39

Verdict: RUNTIME ERROR

input
`2 1 fu dl 32` view save

correct output
(empty)

user output
`SIZE 2 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 40

Verdict: RUNTIME ERROR

input
`3 1 fuuicsxvc fuuicsxvc 243` view save

correct output
(empty)

user output
`SIZE 3 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Test 41

Verdict: WRONG ANSWER

input
`4 1 bcytu bcytu 1024` view save

correct output
(empty)

user output
`SIZE 4 FETCH 5.0.0.0.0. FETCH 2.5.0.0.0. FETCH 1.2.5.0.0. FETCH 6.2.5.0. ...` Truncated

Error:

1 1 0 0

Aalto Competitive Programming 2025 - wk2 - Wed

LibBot

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

Tasks

Submissions (aalto25b_002)