CSES - Aalto Competitive Programming 2024 - wk9 - Mon - Results
Submission details
Task:Chess board tour
Sender:HFalke
Submission time:2024-11-04 16:34:52 +0200
Language:C++ (C++17)
Status:READY
Result:ACCEPTED
Test results
testverdicttime
#1ACCEPTED0.00 sdetails
#2ACCEPTED0.00 sdetails
#3ACCEPTED0.00 sdetails
#4ACCEPTED0.00 sdetails
#5ACCEPTED0.00 sdetails
#6ACCEPTED0.01 sdetails
#7ACCEPTED0.00 sdetails
#8ACCEPTED0.00 sdetails
#9ACCEPTED0.00 sdetails
#10ACCEPTED0.00 sdetails
#11ACCEPTED0.00 sdetails
#12ACCEPTED0.01 sdetails
#13ACCEPTED0.00 sdetails
#14ACCEPTED0.00 sdetails
#15ACCEPTED0.00 sdetails
#16ACCEPTED0.00 sdetails
#17ACCEPTED0.00 sdetails
#18ACCEPTED0.00 sdetails
#19ACCEPTED0.00 sdetails
#20ACCEPTED0.00 sdetails
#21ACCEPTED0.00 sdetails
#22ACCEPTED0.00 sdetails
#23ACCEPTED0.00 sdetails
#24ACCEPTED0.00 sdetails
#25ACCEPTED0.00 sdetails
#26ACCEPTED0.00 sdetails
#27ACCEPTED0.00 sdetails
#28ACCEPTED0.00 sdetails
#29ACCEPTED0.00 sdetails
#30ACCEPTED0.00 sdetails
#31ACCEPTED0.00 sdetails
#32ACCEPTED0.00 sdetails
#33ACCEPTED0.00 sdetails
#34ACCEPTED0.00 sdetails
#35ACCEPTED0.00 sdetails
#36ACCEPTED0.00 sdetails
#37ACCEPTED0.00 sdetails
#38ACCEPTED0.00 sdetails
#39ACCEPTED0.00 sdetails
#40ACCEPTED0.00 sdetails
#41ACCEPTED0.00 sdetails
#42ACCEPTED0.00 sdetails
#43ACCEPTED0.00 sdetails
#44ACCEPTED0.00 sdetails
#45ACCEPTED0.00 sdetails
#46ACCEPTED0.00 sdetails
#47ACCEPTED0.01 sdetails
#48ACCEPTED0.01 sdetails
#49ACCEPTED0.01 sdetails
#50ACCEPTED0.01 sdetails
#51ACCEPTED0.03 sdetails
#52ACCEPTED0.00 sdetails
#53ACCEPTED0.02 sdetails
#54ACCEPTED0.00 sdetails
#55ACCEPTED0.00 sdetails
#56ACCEPTED0.00 sdetails

Code

#include <bits/stdc++.h>

using namespace std;

//Definitions for quicker writing
#define REP(i,a,b) for (int i = a; i < b; i++)
#define clz __builtin_clz
#define ctz __builtin_ctz
#define popct __builtin_popcount
#define PB push_back
#define MP make_pair
#define F first
#define S second

//Typedefs for quicker writing
typedef long long ll;
typedef vector<int> vi;
typedef vector<long long> vl;
typedef pair<int,int> pi;
typedef pair<long long, long long> pl;

//Max values
const long long lmx = LLONG_MAX;
const int imx = INT_MAX;

int main() {
	//IO optimization
	ios::sync_with_stdio(0);
	cin.tie(0);
	
	//Input definition
	int n;
    int m;

	//Read In
	cin >> n >> m;

	//Main part
    if ((n % 2) && (m % 2)) {
        cout << -1;
    }
    
    if (m % 2 == 0) {
        for (int i = 1; i < n; i++) {
            cout << "D";
        }
        cout << "R";
        for (int i = 1; i < n - 1; i++) {   
            cout << "U";
        }
        for (int i = 2; i < m; i += 2) {
            cout << "R";
            for (int i = 1; i < n - 1; i++) {
                cout << "D";
            }
            cout << "R";
            for (int i = 1; i < n - 1; i++) {
                cout << "U";
            }
        }
        cout << "U";
        for (int i = 1; i < m; i++) {
          cout << "L";
        }
    } else if (n % 2 == 0) {
        for (int i = 1; i < m; i++) {
          cout << "R";
        }
        cout << "D";
        for (int i = 1; i < m - 1; i++) {
          cout << "L";
        }
        for (int i = 2; i < n; i += 2) {
            cout << "D";
            for (int i = 1; i < m - 1; i++) {
                cout << "R";
            }
            cout << "D";
            for (int i = 1; i < m - 1; i++) {
                cout << "L";
            }
        }
        cout << "L";
        for (int i = 1; i < n; i++) {
          cout << "U";
        }
    }

	//Write out
	cout << "" << "\n";
		
	//Return
	return 0;

}

Test details

Test 1

Verdict: ACCEPTED

input
2 2

correct output
DRUL

user output
DRUL

Test 2

Verdict: ACCEPTED

input
2 2

correct output
DRUL

user output
DRUL

Test 3

Verdict: ACCEPTED

input
2 3

correct output
RRDLLU

user output
RRDLLU

Test 4

Verdict: ACCEPTED

input
2 2

correct output
DRUL

user output
DRUL

Test 5

Verdict: ACCEPTED

input
4 4

correct output
DDDRUURDDRUUULLL

user output
DDDRUURDDRUUULLL

Test 6

Verdict: ACCEPTED

input
3 3

correct output
-1

user output
-1

Test 7

Verdict: ACCEPTED

input
4 4

correct output
DDDRUURDDRUUULLL

user output
DDDRUURDDRUUULLL

Test 8

Verdict: ACCEPTED

input
3 5

correct output
-1

user output
-1

Test 9

Verdict: ACCEPTED

input
3 2

correct output
DDRUUL

user output
DDRUUL

Test 10

Verdict: ACCEPTED

input
4 2

correct output
DDDRUUUL

user output
DDDRUUUL

Test 11

Verdict: ACCEPTED

input
5 5

correct output
-1

user output
-1

Test 12

Verdict: ACCEPTED

input
2 2

correct output
DRUL

user output
DRUL

Test 13

Verdict: ACCEPTED

input
5 5

correct output
-1

user output
-1

Test 14

Verdict: ACCEPTED

input
2 2

correct output
DRUL

user output
DRUL

Test 15

Verdict: ACCEPTED

input
5 2

correct output
DDDDRUUUUL

user output
DDDDRUUUUL

Test 16

Verdict: ACCEPTED

input
2 3

correct output
RRDLLU

user output
RRDLLU

Test 17

Verdict: ACCEPTED

input
6 7

correct output
RRRRRRDLLLLLDRRRRRDLLLLLDRRRRR...

user output
RRRRRRDLLLLLDRRRRRDLLLLLDRRRRR...

Test 18

Verdict: ACCEPTED

input
5 10

correct output
DDDDRUUURDDDRUUURDDDRUUURDDDRU...

user output
DDDDRUUURDDDRUUURDDDRUUURDDDRU...

Test 19

Verdict: ACCEPTED

input
5 3

correct output
-1

user output
-1

Test 20

Verdict: ACCEPTED

input
6 2

correct output
DDDDDRUUUUUL

user output
DDDDDRUUUUUL

Test 21

Verdict: ACCEPTED

input
10 10

correct output
DDDDDDDDDRUUUUUUUURDDDDDDDDRUU...

user output
DDDDDDDDDRUUUUUUUURDDDDDDDDRUU...
Truncated

Test 22

Verdict: ACCEPTED

input
3 2

correct output
DDRUUL

user output
DDRUUL

Test 23

Verdict: ACCEPTED

input
10 10

correct output
DDDDDDDDDRUUUUUUUURDDDDDDDDRUU...

user output
DDDDDDDDDRUUUUUUUURDDDDDDDDRUU...
Truncated

Test 24

Verdict: ACCEPTED

input
2 4

correct output
DRRRULLL

user output
DRRRULLL

Test 25

Verdict: ACCEPTED

input
9 2

correct output
DDDDDDDDRUUUUUUUUL

user output
DDDDDDDDRUUUUUUUUL

Test 26

Verdict: ACCEPTED

input
2 5

correct output
RRRRDLLLLU

user output
RRRRDLLLLU

Test 27

Verdict: ACCEPTED

input
56 60

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 28

Verdict: ACCEPTED

input
43 100

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 29

Verdict: ACCEPTED

input
45 20

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 30

Verdict: ACCEPTED

input
56 9

correct output
RRRRRRRRDLLLLLLLDRRRRRRRDLLLLL...

user output
RRRRRRRRDLLLLLLLDRRRRRRRDLLLLL...
Truncated

Test 31

Verdict: ACCEPTED

input
97 91

correct output
-1

user output
-1

Test 32

Verdict: ACCEPTED

input
23 7

correct output
-1

user output
-1

Test 33

Verdict: ACCEPTED

input
90 95

correct output
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...

user output
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...
Truncated

Test 34

Verdict: ACCEPTED

input
9 24

correct output
DDDDDDDDRUUUUUUURDDDDDDDRUUUUU...

user output
DDDDDDDDRUUUUUUURDDDDDDDRUUUUU...
Truncated

Test 35

Verdict: ACCEPTED

input
88 3

correct output
RRDLDRDLDRDLDRDLDRDLDRDLDRDLDR...

user output
RRDLDRDLDRDLDRDLDRDLDRDLDRDLDR...
Truncated

Test 36

Verdict: ACCEPTED

input
3 38

correct output
DDRURDRURDRURDRURDRURDRURDRURD...

user output
DDRURDRURDRURDRURDRURDRURDRURD...
Truncated

Test 37

Verdict: ACCEPTED

input
111 119

correct output
-1

user output
-1

Test 38

Verdict: ACCEPTED

input
84 200

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 39

Verdict: ACCEPTED

input
88 38

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 40

Verdict: ACCEPTED

input
111 16

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 41

Verdict: ACCEPTED

input
194 181

correct output
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...

user output
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...
Truncated

Test 42

Verdict: ACCEPTED

input
46 12

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 43

Verdict: ACCEPTED

input
179 190

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 44

Verdict: ACCEPTED

input
17 47

correct output
-1

user output
-1

Test 45

Verdict: ACCEPTED

input
175 4

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 46

Verdict: ACCEPTED

input
4 74

correct output
DDDRUURDDRUURDDRUURDDRUURDDRUU...

user output
DDDRUURDDRUURDDRUURDDRUURDDRUU...
Truncated

Test 47

Verdict: ACCEPTED

input
550 594

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 48

Verdict: ACCEPTED

input
418 998

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 49

Verdict: ACCEPTED

input
437 186

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 50

Verdict: ACCEPTED

input
552 72

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 51

Verdict: ACCEPTED

input
968 901

correct output
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...

user output
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...
Truncated

Test 52

Verdict: ACCEPTED

input
223 57

correct output
-1

user output
-1

Test 53

Verdict: ACCEPTED

input
893 948

correct output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...

user output
DDDDDDDDDDDDDDDDDDDDDDDDDDDDDD...
Truncated

Test 54

Verdict: ACCEPTED

input
78 229

correct output
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...

user output
RRRRRRRRRRRRRRRRRRRRRRRRRRRRRR...
Truncated

Test 55

Verdict: ACCEPTED

input
874 13

correct output
RRRRRRRRRRRRDLLLLLLLLLLLDRRRRR...

user output
RRRRRRRRRRRRDLLLLLLLLLLLDRRRRR...
Truncated

Test 56

Verdict: ACCEPTED

input
12 366

correct output
DDDDDDDDDDDRUUUUUUUUUURDDDDDDD...

user output
DDDDDDDDDDDRUUUUUUUUUURDDDDDDD...
Truncated