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Datatähti 2015 loppu

Start:2015-01-29 12:15:00
End:2015-01-29 17:15:00
 

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CSES - Datatähti 2015 loppu - Results
History
2015-01-29 14:39:19100
2015-01-29 14:12:0850
Task:Lukujono
Sender:PT
Submission time:2015-01-29 14:39:19
Language:C++
Status:READY
Score:100

Feedback

groupverdictscore
#1ACCEPTED16
#2ACCEPTED34
#3ACCEPTED50

Test results

testverdicttime (s)group
#1ACCEPTED0.06 / 4.001details
#2ACCEPTED0.08 / 4.001details
#3ACCEPTED0.07 / 4.001details
#4ACCEPTED0.06 / 4.001details
#5ACCEPTED0.06 / 4.001details
#6ACCEPTED0.07 / 4.001details
#7ACCEPTED0.06 / 4.001details
#8ACCEPTED0.06 / 4.001details
#9ACCEPTED0.06 / 4.002details
#10ACCEPTED0.07 / 4.002details
#11ACCEPTED0.06 / 4.002details
#12ACCEPTED0.06 / 4.002details
#13ACCEPTED0.05 / 4.002details
#14ACCEPTED0.06 / 4.002details
#15ACCEPTED0.06 / 4.002details
#16ACCEPTED0.06 / 4.002details
#17ACCEPTED1.34 / 4.003details
#18ACCEPTED1.56 / 4.003details
#19ACCEPTED1.06 / 4.003details
#20ACCEPTED1.63 / 4.003details
#21ACCEPTED1.35 / 4.003details
#22ACCEPTED1.63 / 4.003details
#23ACCEPTED1.07 / 4.003details
#24ACCEPTED1.66 / 4.003details

Code

#include<bits/stdc++.h>
using namespace std;
typedef long long ll;
#define N 100001

unordered_map<int, ll> dp;
int deb = 0;

ll getU(int n) {
  ll sum = 0;
  if(dp.find(n) != dp.end()) return dp[n];
  ++deb;
  int lim = (int)sqrt(n);
  for(int i = 2; i <= n / lim; ++i) {
    sum += getU(n/i);
  }
  for(int i = 1; i < min(lim, n); ++i) {
    sum += getU(i) * (n / i - n / (i + 1));
  }
  dp[n] = sum;
  return sum;
}

int main() {
  // fill_n(dp, N, -1);
  dp[0] = 0;
  dp[1] = 1;
  int n;
  cin >> n;
  cout << getU(n) << "\n";
  return 0;
}

Test details

Test 1

Group: 1

Verdict: ACCEPTED

input
542

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correct output
11942

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user output
11942

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Test 2

Group: 1

Verdict: ACCEPTED

input
929

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correct output
29913

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user output
29913

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Test 3

Group: 1

Verdict: ACCEPTED

input
801

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correct output
23460

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user output
23460

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Test 4

Group: 1

Verdict: ACCEPTED

input
935

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correct output
30006

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user output
30006

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Test 5

Group: 1

Verdict: ACCEPTED

input
998

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correct output
33766

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user output
33766

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Test 6

Group: 1

Verdict: ACCEPTED

input
942

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correct output
30490

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user output
30490

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Test 7

Group: 1

Verdict: ACCEPTED

input
736

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correct output
20285

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user output
20285

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Test 8

Group: 1

Verdict: ACCEPTED

input
930

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correct output
29975

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user output
29975

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Test 9

Group: 2

Verdict: ACCEPTED

input
95404

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correct output
90172356

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user output
90172356

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Test 10

Group: 2

Verdict: ACCEPTED

input
98060

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correct output
94687572

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user output
94687572

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Test 11

Group: 2

Verdict: ACCEPTED

input
69495

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correct output
52308390

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user output
52308390

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Test 12

Group: 2

Verdict: ACCEPTED

input
92197

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correct output
85306979

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user output
85306979

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Test 13

Group: 2

Verdict: ACCEPTED

input
53418

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correct output
32957881

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user output
32957881

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Test 14

Group: 2

Verdict: ACCEPTED

input
97377

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correct output
93859995

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user output
93859995

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Test 15

Group: 2

Verdict: ACCEPTED

input
68065

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correct output
50223001

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user output
50223001

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Test 16

Group: 2

Verdict: ACCEPTED

input
95463

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correct output
90201672

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user output
90201672

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Test 17

Group: 3

Verdict: ACCEPTED

input
74323456

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correct output
8975396101231

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user output
8975396101231

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Test 18

Group: 3

Verdict: ACCEPTED

input
92132055

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correct output
13006378374515

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user output
13006378374515

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Test 19

Group: 3

Verdict: ACCEPTED

input
55135704

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correct output
5354656932672

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user output
5354656932672

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Test 20

Group: 3

Verdict: ACCEPTED

input
98613338

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correct output
14631125716007

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user output
14631125716007

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Test 21

Group: 3

Verdict: ACCEPTED

input
75558302

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correct output
9238208186405

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user output
9238208186405

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Test 22

Group: 3

Verdict: ACCEPTED

input
94968034

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correct output
13713914468591

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user output
13713914468591

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Test 23

Group: 3

Verdict: ACCEPTED

input
52163652

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correct output
4858985762438

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user output
4858985762438

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Test 24

Group: 3

Verdict: ACCEPTED

input
94830583

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correct output
13674294022172

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user output
13674294022172

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