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Datatähti 2017 loppu

Start:2017-01-19 12:15:00
End:2017-01-19 17:15:00
 

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CSES - Datatähti 2017 loppu - Results
History
2017-06-22 19:27:54100
2017-01-19 13:36:3158
Task:Ohjelma
Sender:Pohjantahti
Submission time:2017-01-19 13:36:31
Language:C++
Status:READY
Score:58

Feedback

groupverdictscore
#1ACCEPTED21
#2ACCEPTED37
#3RUNTIME ERROR0

Test results

testverdicttime (s)group
#1ACCEPTED0.05 / 0.501details
#2ACCEPTED0.04 / 0.501details
#3ACCEPTED0.04 / 0.501details
#4ACCEPTED0.03 / 0.501details
#5ACCEPTED0.06 / 0.501details
#6ACCEPTED0.03 / 0.501details
#7ACCEPTED0.03 / 0.501details
#8ACCEPTED0.05 / 0.501details
#9ACCEPTED0.05 / 0.501details
#10ACCEPTED0.04 / 0.501details
#11ACCEPTED0.05 / 0.502details
#12ACCEPTED0.06 / 0.502details
#13ACCEPTED0.05 / 0.502details
#14ACCEPTED0.04 / 0.502details
#15ACCEPTED0.05 / 0.502details
#16ACCEPTED0.07 / 0.502details
#17ACCEPTED0.04 / 0.502details
#18ACCEPTED0.06 / 0.502details
#19ACCEPTED0.05 / 0.502details
#20ACCEPTED0.06 / 0.502details
#21RUNTIME ERROR0.19 / 0.503details
#22RUNTIME ERROR0.20 / 0.503details
#23RUNTIME ERROR0.18 / 0.503details
#24RUNTIME ERROR0.21 / 0.503details
#25RUNTIME ERROR0.19 / 0.503details
#26RUNTIME ERROR0.20 / 0.503details
#27RUNTIME ERROR0.18 / 0.503details
#28RUNTIME ERROR0.23 / 0.503details
#29RUNTIME ERROR0.25 / 0.503details
#30RUNTIME ERROR0.19 / 0.503details

Code

#include <iostream>
#include <algorithm>
#include <string>

using namespace std;
typedef long long ll;
#define INF 1000000000000000000
#define PB push_back

// set to inf !!!
ll dp[2000005];
// 1 add, 2 mul
int s[2000005];

int x;

int main() {
    cin >> x;
    for (int i = 0; i <= 1000005; ++i) dp[i] = INF;
    dp[1] = 0;
    for (int i = 1; i <= x; ++i) {
        if (dp[i] == INF) continue;
        int nv = dp[i]+1;
        if (nv < dp[i+3]) {
            dp[i+3] = nv;
            s[i+3] = 1;
        }
        if (nv < dp[2*i]) {
            dp[2*i] = nv;
            s[2*i] = 2;
        }
    }
    
    if (dp[x] == INF) {
        cout << "0\n";
        return 0;
    }
    
    cout << dp[x]+1 << "\n";
    vector<string> res;
    int ci = x;
    while (ci > 1) {
        if (s[ci] == 1) {
            res.PB("ADD");
            ci -= 3;           
        }
        else {
            res.PB("MUL");
            ci /= 2; // imp floor
        }
    }
    reverse(res.begin(), res.end());
    for (string s : res) cout << s << "\n";
    cout << "END\n";
    return 0;
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
58

view   save

correct output
8
MUL
ADD
MUL
ADD
...
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user output
8
MUL
ADD
MUL
ADD
...
view   save

Test 2

Group: 1

Verdict: ACCEPTED

input
72

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correct output
0

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user output
0

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Test 3

Group: 1

Verdict: ACCEPTED

input
83

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correct output
8
MUL
ADD
MUL
MUL
...
view   save

user output
8
MUL
ADD
MUL
MUL
...
view   save

Test 4

Group: 1

Verdict: ACCEPTED

input
53

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correct output
8
ADD
MUL
ADD
MUL
...
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user output
8
ADD
MUL
ADD
MUL
...
view   save

Test 5

Group: 1

Verdict: ACCEPTED

input
100

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correct output
8
ADD
MUL
ADD
MUL
...
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user output
8
ADD
MUL
ADD
MUL
...
view   save

Test 6

Group: 1

Verdict: ACCEPTED

input
64

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correct output
6
ADD
MUL
MUL
MUL
...
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user output
6
ADD
MUL
MUL
MUL
...
view   save

Test 7

Group: 1

Verdict: ACCEPTED

input
84

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correct output
0

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user output
0

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Test 8

Group: 1

Verdict: ACCEPTED

input
60

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correct output
0

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user output
0

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Test 9

Group: 1

Verdict: ACCEPTED

input
51

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correct output
0

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user output
0

view   save

Test 10

Group: 1

Verdict: ACCEPTED

input
77

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correct output
9
ADD
ADD
MUL
ADD
...
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user output
9
ADD
ADD
MUL
ADD
...
view   save

Test 11

Group: 2

Verdict: ACCEPTED

input
941694

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correct output
0

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user output
0

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Test 12

Group: 2

Verdict: ACCEPTED

input
905674

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correct output
30
MUL
ADD
MUL
ADD
...
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user output
30
MUL
ADD
MUL
ADD
...
view   save

Test 13

Group: 2

Verdict: ACCEPTED

input
908426

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correct output
29
ADD
MUL
ADD
MUL
...
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user output
29
ADD
MUL
ADD
MUL
...
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Test 14

Group: 2

Verdict: ACCEPTED

input
960500

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correct output
31
ADD
ADD
MUL
MUL
...
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user output
31
ADD
ADD
MUL
MUL
...
view   save

Test 15

Group: 2

Verdict: ACCEPTED

input
902101

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correct output
27
MUL
ADD
MUL
ADD
...
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user output
27
MUL
ADD
MUL
ADD
...
view   save

Test 16

Group: 2

Verdict: ACCEPTED

input
994208

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correct output
27
ADD
ADD
MUL
MUL
...
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user output
27
ADD
ADD
MUL
MUL
...
view   save

Test 17

Group: 2

Verdict: ACCEPTED

input
923538

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correct output
0

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user output
0

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Test 18

Group: 2

Verdict: ACCEPTED

input
950287

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correct output
24
MUL
ADD
MUL
ADD
...
view   save

user output
24
MUL
ADD
MUL
ADD
...
view   save

Test 19

Group: 2

Verdict: ACCEPTED

input
950516

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correct output
29
ADD
ADD
MUL
MUL
...
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user output
29
ADD
ADD
MUL
MUL
...
view   save

Test 20

Group: 2

Verdict: ACCEPTED

input
921882

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correct output
0

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user output
0

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Test 21

Group: 3

Verdict: RUNTIME ERROR

input
933942296856681219

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correct output
0

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user output
(empty)

Test 22

Group: 3

Verdict: RUNTIME ERROR

input
955775764385016720

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correct output
0

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user output
(empty)

Test 23

Group: 3

Verdict: RUNTIME ERROR

input
981578916796073406

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correct output
0

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user output
(empty)

Test 24

Group: 3

Verdict: RUNTIME ERROR

input
927875200723222396

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correct output
94
MUL
ADD
MUL
MUL
...
view   save

user output
(empty)

Test 25

Group: 3

Verdict: RUNTIME ERROR

input
990125206148420558

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correct output
84
ADD
MUL
ADD
MUL
...
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user output
(empty)

Test 26

Group: 3

Verdict: RUNTIME ERROR

input
964804802247123102

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correct output
0

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user output
(empty)

Test 27

Group: 3

Verdict: RUNTIME ERROR

input
996610423667404231

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correct output
96
MUL
ADD
MUL
ADD
...
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user output
(empty)

Test 28

Group: 3

Verdict: RUNTIME ERROR

input
948665008088793691

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correct output
86
MUL
ADD
MUL
ADD
...
view   save

user output
(empty)

Test 29

Group: 3

Verdict: RUNTIME ERROR

input
969397787818953279

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correct output
0

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user output
(empty)

Test 30

Group: 3

Verdict: RUNTIME ERROR

input
918471787211371085

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correct output
90
ADD
MUL
ADD
MUL
...
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user output
(empty)