CSES - Datatähti 2015 loppu - Results
Submission details
Task:Lukujono
Sender:zxc
Submission time:2015-01-29 14:21:55
Language:C++
Status:READY
Result:50
Feedback
groupverdictscore
#1ACCEPTED16
#2ACCEPTED34
#30
Test results
testverdicttimegroup
#1ACCEPTED0.06 s1details
#2ACCEPTED0.06 s1details
#3ACCEPTED0.05 s1details
#4ACCEPTED0.06 s1details
#5ACCEPTED0.06 s1details
#6ACCEPTED0.06 s1details
#7ACCEPTED0.06 s1details
#8ACCEPTED0.06 s1details
#9ACCEPTED0.08 s2details
#10ACCEPTED0.08 s2details
#11ACCEPTED0.07 s2details
#12ACCEPTED0.08 s2details
#13ACCEPTED0.07 s2details
#14ACCEPTED0.09 s2details
#15ACCEPTED0.07 s2details
#16ACCEPTED0.08 s2details
#170.66 s3details
#180.67 s3details
#191.20 s3details
#200.66 s3details
#210.66 s3details
#220.66 s3details
#230.66 s3details
#240.66 s3details

Code

#include <iostream>
using namespace std;
typedef long long ll;
const int MN = 1e7;
ll dp[MN];
ll u[MN];
ll primes[MN];
ll onJo[MN];
ll onJo2[MN];
int main() {
    ll n;
    cin>>n;
    /*
    for(int i = 2; i < n; ++i) {
        cout<<"i "<< i<<' ';
        for(int j = 0; j < MN; ++j) {
            onJo2[j] = onJo[j];
            onJo[j] = 0;
        }
        for(int ii = 2; ii <= i; ++ii) {
            cout<<i/ii<<' ';
            onJo[i/ii]++;
            onJo2[i/ii]--;
        }
        cout<<'\n';
        for(int j = 0; j < MN; ++j) {
            if(onJo2[j] < 0) {
//                onJo[j] -= onJo[j];
                cout<<-onJo2[j]<<' '<<j<<"   **   ";
            }
            if(onJo2[j] > 0) {
                cout<<"apuaa\n";
            }
        }
        cout<<'\n';
    }
    */
    /*
    u[0] = 0;
    u[1] = 1;
    for(int i = 2; i <= n; ++i) {
        for(int j = 2; j <= n; ++j) {
            u[i] += u[i/j];
        }
        cout<<i<<' '<<u[i]-u[i-1]<<'\n';
    }
    cout<<'\n';
    */
    for(int i = 2; i <= n; ++i) {
        dp[i] += 1;
        for(int j = 2; j * i <= n; ++j) {
            dp[i*j] += dp[i];
        }
    }
    ll ans = 0;
    for(int i = n/2+1; i <= n; ++i) {
        ans += dp[i];
    }
    cout<<ans<<'\n';
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
542

correct output
11942

user output
11942

Test 2

Group: 1

Verdict: ACCEPTED

input
929

correct output
29913

user output
29913

Test 3

Group: 1

Verdict: ACCEPTED

input
801

correct output
23460

user output
23460

Test 4

Group: 1

Verdict: ACCEPTED

input
935

correct output
30006

user output
30006

Test 5

Group: 1

Verdict: ACCEPTED

input
998

correct output
33766

user output
33766

Test 6

Group: 1

Verdict: ACCEPTED

input
942

correct output
30490

user output
30490

Test 7

Group: 1

Verdict: ACCEPTED

input
736

correct output
20285

user output
20285

Test 8

Group: 1

Verdict: ACCEPTED

input
930

correct output
29975

user output
29975

Test 9

Group: 2

Verdict: ACCEPTED

input
95404

correct output
90172356

user output
90172356

Test 10

Group: 2

Verdict: ACCEPTED

input
98060

correct output
94687572

user output
94687572

Test 11

Group: 2

Verdict: ACCEPTED

input
69495

correct output
52308390

user output
52308390

Test 12

Group: 2

Verdict: ACCEPTED

input
92197

correct output
85306979

user output
85306979

Test 13

Group: 2

Verdict: ACCEPTED

input
53418

correct output
32957881

user output
32957881

Test 14

Group: 2

Verdict: ACCEPTED

input
97377

correct output
93859995

user output
93859995

Test 15

Group: 2

Verdict: ACCEPTED

input
68065

correct output
50223001

user output
50223001

Test 16

Group: 2

Verdict: ACCEPTED

input
95463

correct output
90201672

user output
90201672

Test 17

Group: 3

Verdict:

input
74323456

correct output
8975396101231

user output
(empty)

Test 18

Group: 3

Verdict:

input
92132055

correct output
13006378374515

user output
(empty)

Test 19

Group: 3

Verdict:

input
55135704

correct output
5354656932672

user output
(empty)

Test 20

Group: 3

Verdict:

input
98613338

correct output
14631125716007

user output
(empty)

Test 21

Group: 3

Verdict:

input
75558302

correct output
9238208186405

user output
(empty)

Test 22

Group: 3

Verdict:

input
94968034

correct output
13713914468591

user output
(empty)

Test 23

Group: 3

Verdict:

input
52163652

correct output
4858985762438

user output
(empty)

Test 24

Group: 3

Verdict:

input
94830583

correct output
13674294022172

user output
(empty)