CSES - Datatähti 2018 alku - Results
Submission details
Task:Kyselyt
Sender:Katajisto
Submission time:2017-10-06 20:28:59 +0300
Language:C++
Status:READY
Result:0
Feedback
groupverdictscore
#10
#20
#30
Test results
testverdicttimegroup
#1--1details
#2--2details
#3--3details

Compiler report

input/code.cpp: In function 'int calc(uint64_t)':
input/code.cpp:11:15: warning: unused variable 'tens' [-Wunused-variable]
  unsigned int tens;
               ^

Code

#include <stdint.h>
#include <iostream>
#include <vector>
using namespace std;
const uint64_t kerto[20] = { UINT64_C(1), UINT64_C(10), UINT64_C(100), UINT64_C(1000), UINT64_C(10000), UINT64_C(100000), UINT64_C(1000000), UINT64_C(10000000), UINT64_C(100000000), UINT64_C(1000000000), UINT64_C(10000000000), UINT64_C(100000000000), UINT64_C(1000000000000),UINT64_C(10000000000000), UINT64_C(100000000000000), UINT64_C(1000000000000000), UINT64_C(10000000000000000), UINT64_C(100000000000000000), UINT64_C(1000000000000000000), UINT64_C(10000000000000000000) };
int calc(uint64_t i)
{
uint64_t nums = 1U;
uint64_t arvo = 1U;
uint64_t limit = 9U;
unsigned int tens;
i--;
while (i / limit >= nums) {
const uint64_t vlimit = limit;
i -= nums * limit;
nums++;
arvo *= 10U;
limit *= 10U;
if (limit <= vlimit)
break;
}
arvo += i / nums;
arvo /= kerto[(nums - 1) - (i % nums)];
return arvo % 10U;
}
int main()
{
vector<long long> queryvector = {};
long long int query;
cin >> query;
for (long int i = 0; i < query; i++)
{
long long int q;
cin >> q;
queryvector.push_back(q);
}
for (long long kysely : queryvector)
{
cout << calc(kysely) << endl;
}
main();
}

Test details

Test 1

Group: 1

Verdict:

input
1000
582
214
723
273
...

correct output
0
1
7
7
6
...

user output
(empty)

Test 2

Group: 2

Verdict:

input
1000
615664
916441
627600
279508
...

correct output
1
2
3
2
2
...

user output
(empty)

Test 3

Group: 3

Verdict:

input
1000
672274832941907421
260504693279721732
646999966092970935
100853063389774434
...

correct output
7
2
2
0
9
...

user output
(empty)