CSES - Datatähti Open 2017 - Results
Submission details
Task:Program
Sender:MladenP
Submission time:2017-01-22 19:09:10 +0200
Language:C++
Status:READY
Result:58
Feedback
groupverdictscore
#1ACCEPTED21
#2ACCEPTED37
#30
Test results
testverdicttimegroup
#1ACCEPTED0.05 s1details
#2ACCEPTED0.03 s1details
#3ACCEPTED0.04 s1details
#4ACCEPTED0.04 s1details
#5ACCEPTED0.05 s1details
#6ACCEPTED0.03 s1details
#7ACCEPTED0.04 s1details
#8ACCEPTED0.05 s1details
#9ACCEPTED0.04 s1details
#10ACCEPTED0.04 s1details
#11ACCEPTED0.05 s2details
#12ACCEPTED0.06 s2details
#13ACCEPTED0.06 s2details
#14ACCEPTED0.05 s2details
#15ACCEPTED0.05 s2details
#16ACCEPTED0.05 s2details
#17ACCEPTED0.05 s2details
#18ACCEPTED0.05 s2details
#19ACCEPTED0.05 s2details
#20ACCEPTED0.06 s2details
#21--3details
#22--3details
#23--3details
#24--3details
#25--3details
#26--3details
#27--3details
#28--3details
#29--3details
#30--3details

Compiler report

input/code.cpp: In function 'int main()':
input/code.cpp:9:35: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     long long n; scanf("%lld", &n);
                                   ^

Code

#include <bits/stdc++.h>
#define MAXN 1000010
#define INF 1000000007
using namespace std;
int a[MAXN], pret[MAXN];
vector<string> rez;
int main() {
    fill(a, a+MAXN, INF);
    long long n; scanf("%lld", &n);
    a[1] = 0;
    for(int i = 1; i <= n; i++) {
        if(2*i < MAXN && a[2*i] > a[i]+1) a[2*i] = a[i]+1, pret[2*i] = i;
        if(i+3 < MAXN && a[i+3] > a[i]+1) a[i+3] = a[i]+1, pret[3+i] = i;
    }
    if(a[n] == INF) return printf("0"), 0;
    printf("%d\n", a[n]+1);
    int cur = n;
    while(cur != 1) {
        if(cur - pret[cur] == 3) rez.push_back("ADD");
        else rez.push_back("MUL");
        cur = pret[cur];
    }
    for(int i = rez.size()-1; i >= 0; i--) cout << rez[i] << '\n';
    cout << "END";
    return 0;
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
58

correct output
8
MUL
ADD
MUL
ADD
...

user output
8
MUL
ADD
MUL
ADD
...

Test 2

Group: 1

Verdict: ACCEPTED

input
72

correct output
0

user output
0

Test 3

Group: 1

Verdict: ACCEPTED

input
83

correct output
8
MUL
ADD
MUL
MUL
...

user output
8
MUL
ADD
MUL
MUL
...

Test 4

Group: 1

Verdict: ACCEPTED

input
53

correct output
8
ADD
MUL
ADD
MUL
...

user output
8
ADD
MUL
ADD
MUL
...

Test 5

Group: 1

Verdict: ACCEPTED

input
100

correct output
8
ADD
MUL
ADD
MUL
...

user output
8
ADD
MUL
ADD
MUL
...

Test 6

Group: 1

Verdict: ACCEPTED

input
64

correct output
6
ADD
MUL
MUL
MUL
...

user output
6
ADD
MUL
MUL
MUL
...

Test 7

Group: 1

Verdict: ACCEPTED

input
84

correct output
0

user output
0

Test 8

Group: 1

Verdict: ACCEPTED

input
60

correct output
0

user output
0

Test 9

Group: 1

Verdict: ACCEPTED

input
51

correct output
0

user output
0

Test 10

Group: 1

Verdict: ACCEPTED

input
77

correct output
9
ADD
ADD
MUL
ADD
...

user output
9
ADD
ADD
MUL
ADD
...

Test 11

Group: 2

Verdict: ACCEPTED

input
941694

correct output
0

user output
0

Test 12

Group: 2

Verdict: ACCEPTED

input
905674

correct output
30
MUL
ADD
MUL
ADD
...

user output
30
MUL
ADD
MUL
ADD
...

Test 13

Group: 2

Verdict: ACCEPTED

input
908426

correct output
29
ADD
MUL
ADD
MUL
...

user output
29
ADD
MUL
ADD
MUL
...

Test 14

Group: 2

Verdict: ACCEPTED

input
960500

correct output
31
ADD
ADD
MUL
MUL
...

user output
31
ADD
ADD
MUL
MUL
...

Test 15

Group: 2

Verdict: ACCEPTED

input
902101

correct output
27
MUL
ADD
MUL
ADD
...

user output
27
MUL
ADD
MUL
ADD
...

Test 16

Group: 2

Verdict: ACCEPTED

input
994208

correct output
27
ADD
ADD
MUL
MUL
...

user output
27
ADD
ADD
MUL
MUL
...

Test 17

Group: 2

Verdict: ACCEPTED

input
923538

correct output
0

user output
0

Test 18

Group: 2

Verdict: ACCEPTED

input
950287

correct output
24
MUL
ADD
MUL
ADD
...

user output
24
MUL
ADD
MUL
ADD
...

Test 19

Group: 2

Verdict: ACCEPTED

input
950516

correct output
29
ADD
ADD
MUL
MUL
...

user output
29
ADD
ADD
MUL
MUL
...

Test 20

Group: 2

Verdict: ACCEPTED

input
921882

correct output
0

user output
0

Test 21

Group: 3

Verdict:

input
933942296856681219

correct output
0

user output
(empty)

Test 22

Group: 3

Verdict:

input
955775764385016720

correct output
0

user output
(empty)

Test 23

Group: 3

Verdict:

input
981578916796073406

correct output
0

user output
(empty)

Test 24

Group: 3

Verdict:

input
927875200723222396

correct output
94
MUL
ADD
MUL
MUL
...

user output
(empty)

Test 25

Group: 3

Verdict:

input
990125206148420558

correct output
84
ADD
MUL
ADD
MUL
...

user output
(empty)

Test 26

Group: 3

Verdict:

input
964804802247123102

correct output
0

user output
(empty)

Test 27

Group: 3

Verdict:

input
996610423667404231

correct output
96
MUL
ADD
MUL
ADD
...

user output
(empty)

Test 28

Group: 3

Verdict:

input
948665008088793691

correct output
86
MUL
ADD
MUL
ADD
...

user output
(empty)

Test 29

Group: 3

Verdict:

input
969397787818953279

correct output
0

user output
(empty)

Test 30

Group: 3

Verdict:

input
918471787211371085

correct output
90
ADD
MUL
ADD
MUL
...

user output
(empty)