CSES - Datatähti 2026 alku

Submission details
Task:	Tulkki
Sender:	lukarantalainen
Submission time:	2026-06-05 21:56:56 +0300
Language:	C++ (C++20)
Status:	READY
Result:	0

Feedback
subtask	verdict	score
#1	WRONG ANSWER	0
#2	WRONG ANSWER	0
#3	WRONG ANSWER	0

Test results
test	verdict	time	subtask
#1	ACCEPTED	0.00 s	1, 2, 3	details
#2	WRONG ANSWER	0.00 s	1, 2, 3	details
#3	ACCEPTED	0.00 s	1, 2, 3	details
#4	ACCEPTED	0.00 s	1, 2, 3	details
#5	ACCEPTED	0.01 s	1, 2, 3	details
#6	ACCEPTED	0.01 s	1, 2, 3	details
#7	ACCEPTED	0.00 s	2, 3	details
#8	ACCEPTED	0.00 s	2, 3	details
#9	ACCEPTED	0.00 s	2, 3	details
#10	ACCEPTED	0.00 s	2, 3	details
#11	ACCEPTED	0.00 s	2, 3	details
#12	ACCEPTED	0.00 s	2, 3	details
#13	WRONG ANSWER	0.00 s	3	details
#14	WRONG ANSWER	0.00 s	3	details
#15	WRONG ANSWER	0.00 s	3	details
#16	WRONG ANSWER	0.00 s	3	details
#17	WRONG ANSWER	0.00 s	3	details
#18	WRONG ANSWER	0.00 s	3	details

Compiler report

input/code.cpp: In function 'void repeat(char)':
input/code.cpp:50:20: warning: comparison of integer expressions of different signedness: 'int' and 'std::__cxx11::basic_string<char>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   50 |     for (int i{}; i<line.length(); ++i) {
      |                   ~^~~~~~~~~~~~~~
input/code.cpp: In function 'int main()':
input/code.cpp:95:41: warning: catching polymorphic type 'const class std::bad_function_call' by value [-Wcatch-value=]
   95 |     catch (const std::bad_function_call e) {
      |                                         ^

Code

#include <iostream>
#include <map>
#include <string>
#include <sstream>
#include <functional>
#include <limits>
#include <vector>

std::map<char, int> vars;

void clear(char n);
void increase(char n);
void print(char n);
void repeat(char n);

void call(char op, char c) {
  switch(op) {
    case 'C':
    clear(c);
    break;
    case 'I':
    increase(c);
    break;
    case 'P':
    print(c);
    break;
    case 'R':
    repeat(c);
    break;
  }
}

void clear(char c) {  
  vars[c] = 0;
}

void increase(char c){
  (vars.count(c) ? ++vars[c] : vars[c] = 1);
}

void print(char c){
  std::cout << vars[c] << " ";
}

void repeat(char c){
  std::vector<std::string> commands;
  std::string line;

  while (std::getline(std::cin, line)) {
    for (int i{}; i<line.length(); ++i) {
      if (line[i] != ' ') {
        line = line.substr(i);
        break;
      }
    }
    if (line[0] == ')') break;
    if (line == "") continue;
    if (line[0] == '#') continue;
    commands.push_back(line);
  }

  int limit {vars[c]};
  for (int i{}; i<limit; ++i) {
    for (auto s : commands) {
      std::istringstream ss(s);
      
      char n;
      ss.ignore(std::numeric_limits<std::streamsize>::max(), ' ');
      ss >> n;
      call(s[0], n);
    }
  }
}

int main(){
  for (int i{}; i<26; ++i) {
    vars["ABCDEFGHIJKLMNOPQRSTUVWXYZ"[i]] = 0;
  }

  std::string line;

  while (std::getline(std::cin, line)) {
    if (std::cin.eof()) break;
    if (line == "") continue;
    char c{line[0]};
    if (c == '#') continue;
   
    char n;
    std::stringstream ss(line);
    ss.ignore(std::numeric_limits<std::streamsize>::max(), ' ');
    ss >> n;
    try {
      call(c, n);
    }
    catch (const std::bad_function_call e) {
      std::cout << e.what() << '\n';
      std::cout << "line: " << line << '\n';
      std::cout << "n " << n << '\n';
      std::cout << "c " << c << '\n';
    }
  }

  return 0;
}

Test details

Test 1 (public)

Subtask: 1, 2, 3

Verdict: ACCEPTED

input
`PRINT X INCREASE X PRINT X INCREASE X PRINT X ...` view save

correct output
`0 1 2 0` view save

user output
`0 1 2 0` view save

Test 2 (public)

Subtask: 1, 2, 3

Verdict: WRONG ANSWER

input
`INCREASE X # aybabtu PRINT X INCREASE # test ...` view save

correct output
`1 3` view save

user output
(empty)

Feedback: Output is shorter than expected

Test 3 (public)

Subtask: 1, 2, 3

Verdict: ACCEPTED

input
`# Create number 3 INCREASE X INCREASE X INCREASE X ...` view save

correct output
`3` view save

user output
`3` view save

Test 4 (public)

Subtask: 1, 2, 3

Verdict: ACCEPTED

input
`INCREASE A PRINT A INCREASE B PRINT B INCREASE C ...` view save

correct output
`1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

user output
`1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 ...` view save

Test 5 (public)

Subtask: 1, 2, 3

Verdict: ACCEPTED

input
`INCREASE X INCREASE X INCREASE X INCREASE X INCREASE X ...` view save

correct output
`999` view save

user output
`999` view save

Test 6 (public)

Subtask: 1, 2, 3

Verdict: ACCEPTED

input
`PRINT X PRINT X PRINT X PRINT X PRINT X ...` view save

correct output
`0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...` view save

user output
`0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 ...` view save

Test 7 (public)

Subtask: 2, 3

Verdict: ACCEPTED

input
`INCREASE A INCREASE A INCREASE A INCREASE A INCREASE A ...` view save

correct output
`5 5 5 5 5` view save

user output
`5 5 5 5 5` view save

Test 8 (public)

Subtask: 2, 3

Verdict: ACCEPTED

input
`INCREASE A INCREASE A INCREASE A INCREASE A INCREASE A ...` view save

correct output
`0 0 0 0 0` view save

user output
`0 0 0 0 0` view save

Test 9 (public)

Subtask: 2, 3

Verdict: ACCEPTED

input
`INCREASE A INCREASE A INCREASE A INCREASE A INCREASE A ...` view save

correct output
`6 7 8 9 10` view save

user output
`6 7 8 9 10` view save

Test 10 (public)

Subtask: 2, 3

Verdict: ACCEPTED

input
`INCREASE A INCREASE A INCREASE A INCREASE A INCREASE A ...` view save

correct output
`5 5` view save

user output
`5 5` view save

Test 11 (public)

Subtask: 2, 3

Verdict: ACCEPTED

input
`INCREASE A INCREASE A INCREASE A INCREASE A INCREASE A ...` view save

correct output
`20` view save

user output
`20` view save

Test 12 (public)

Subtask: 2, 3

Verdict: ACCEPTED

input
`INCREASE A INCREASE A INCREASE B INCREASE B ...` view save

correct output
`42` view save

user output
`42` view save

Test 13 (public)

Subtask: 3

Verdict: WRONG ANSWER

input
`INCREASE A INCREASE A INCREASE A INCREASE A INCREASE A ...` view save

correct output
`1 2 2 3 3 3 4 4 4 4 5 5 5 5 5` view save

user output
`1 2 3 4 5` view save

Feedback: Output is shorter than expected

Test 14 (public)

Subtask: 3

Verdict: WRONG ANSWER

input
`# Create number 3 INCREASE A INCREASE A INCREASE...` view save

correct output
`12` view save

user output
`0` view save

Feedback: Incorrect character on line 1 col 1: expected "12", got "0"

Test 15 (public)

Subtask: 3

Verdict: WRONG ANSWER

input
`INCREASE X INCREASE X INCREASE X INCREASE X INCREASE X ...` view save

correct output
`531441` view save

user output
`1 1 1 1 1 1 1 1 1` view save

Feedback: Output is longer than expected

Test 16 (public)

Subtask: 3

Verdict: WRONG ANSWER

input
`INCREASE A INCREASE A INCREASE A INCREASE A INCREASE A ...` view save

correct output
`1337` view save

user output
`0 0 0 0 0 0 0 0 0 0 0` view save

Feedback: Output is longer than expected

Test 17 (public)

Subtask: 3

Verdict: WRONG ANSWER

input
`INCREASE A INCREASE A REPEAT A TIMES ( REPEAT A TIMES ( ...` view save

correct output
`1 2 1 2 1 1 3 4 3 4 3 4 3 4 3 ...` view save

user output
`0 1 2 2 0 0 2 0` view save

Feedback: Output is shorter than expected

Test 18 (public)

Subtask: 3

Verdict: WRONG ANSWER

input
`# Efficient algorithm for find...` view save

correct output
`2 3 5 7 11 13 17 19 23 29 31 3...` view save

user output
(empty)

Feedback: Output is shorter than expected

Datatähti 2026 alku

Tulkki

Compiler report

Code

Test details

Test 1 (public)

Test 2 (public)

Test 3 (public)

Test 4 (public)

Test 5 (public)

Test 6 (public)

Test 7 (public)

Test 8 (public)

Test 9 (public)

Test 10 (public)

Test 11 (public)

Test 12 (public)

Test 13 (public)

Test 14 (public)

Test 15 (public)

Test 16 (public)

Test 17 (public)

Test 18 (public)

Tasks

Submissions (lukarantalainen)