Report Page

BOCA	ICPC Latin America Regionals 2025 - Site \| SCORE \| RUNS \| TASKS \| CLARIFICATIONS \| STATISTICS \| Editors and Machines Report

Clarification List

#	Site	User	Time	Problem	Status	Judge (Site)	Question	Answer
212120701	1	2001	0	General	answeredall	judge1 (1)	Clion AI Autocomplete	Notice that the available version of CLion includes built-in intelligent code completion, and with JetBrains' AI features enabled it can also provide AI-powered autocomplete. As you type, it predicts whole lines and context-aware snippets, suggests function signatures and template code, and adapts to your project's symbols and coding style.
212569702	1	8010135	0	General	answered	judge20 (1)	There is one problem set missing in our team	Please raise your hand and contact staff ASAP
212610903	1	2001	1	G	answeredall	judge1 (1)	In the printed versions of the statement for Problem G, Gridoland Power Gauge, the bounds for $R_{ij}$ were incorrect. They were shown as $-10^{12} \\\\leq R_{ij} \\\\leq 10^{12}$, but should be $-10^{6} \\\\leq R_{ij} \\\\leq 10^{6}$. The PDF available on BOCA has the correct values.	In the printed versions of the statement for Problem G, Gridoland Power Gauge, the bounds for $R_{ij}$ were incorrect. They were shown as $-10^{12} \\\\leq R_{ij} \\\\leq 10^{12}$, but should be $-10^{6} \\\\leq R_{ij} \\\\leq 10^{6}$. The PDF available on BOCA has the correct values.
214718304	1	2001	4	General	answeredall	judge1 (1)	Due to certain browser bugs, the application may occasionally crash or become unresponsive, resulting in a pop-up window prompting you for further action. If this occurs, please terminate the Epiphany process and restart the browser.	Due to certain browser bugs, the application may occasionally crash or become unresponsive, resulting in a pop-up window prompting you for further action. If this occurs, please terminate the Epiphany process and restart the browser.
221311105	1	8030114	15	General	answered	judge1 (1)	Where can we find the time constraints	Time limits are available in the "Problems" tab in Boca.
224690806	1	5020122	21	General	answered	judge2 (1)	can you explain what means runtime error?	Your program terminated abnormaly with an error.
228196007	1	5020101	26	B	answered	judge2 (1)	In the first example, can [3,2,1] be valid, and the output be 6?	Read the statmenent carefully.
228504508	1	4020142	27	B	answered	judge1 (1)	If two sequences are considered different if they differ at any position the sample output 1 shouldn't be 7	Read the statement carefully.
228698209	1	4020179	27	B	answered	judge2 (1)	2 3 1 es una secuencia valida, entonces la salida deberia ser 6?	Read the statmenent carefully.
231525610	1	10030102	32	General	answered	judge2 (1)	What are the execution times and memory limits of the problems?	Times are given in the Problems tab in BOCA. Memory limits appear in the info sheet.
231999811	1	8010153	33	H	answered	judge2 (1)	Why the second input has an output of 3? If there is a way to distribute 1, 22, 3, 4, 5 where the hardest task of each day is harder than the hardest of the previous and the maximum of days y higher.	No, there is no way.
232151112	1	5020119	33	General	answered	judge1 (1)	Time and memory of the problems	In the "Problems" tab there's an info_sheet with the memory limits and another sheet with the Time Limits.
234848613	1	5020108	38	B	answered	judge2 (1)	The output on the first example can include [1,2,3] as a fair rule, that give us an output of 6, but it says that is 5	Read the statement carefully.
235215514	1	8020105	38	B	answered	judge2 (1)	Why the 3 , 2 ,1 sequence is not a valid sequence on the TC 1?	Read the statement carefully.
243412115	1	4020219	52	K	answered	judge2 (1)	Its necessary to do exactly K moves or at most K moves?	Read the statement carefully.
248150016	1	4020175	60	General	answered	judge2 (1)	time limits	"Problems" tab.
250439917	1	6030104	64	B	answered	judge2 (1)	In Sample Input 1, should [3, 2, 1] not also be a valid sequence?	Read the statement carefully.
260047918	1	8010136	80	J	answered	judge19 (1)	We have a clarification, we test all the test cases and we get the right result, can we have another extra test case?, we are not understanding why our solution is wrong	Unfortunately no. Find out what is wrong with your solution is part of the competition.
268418019	1	4020146	94	I	answered	judge2 (1)	El elevador comienza en el primer piso?	Read the statement carefully.
268921320	1	2001	94	General	answeredall	judge1 (1)	Please note that you may take home the paper with your password. This allows you to log in to the system from home after the competition and download your submissions.	Please note that you may take home the paper with your password. This allows you to log in to the system from home after the competition and download your submissions.
274228321	1	8030105	103	I	answered	judge2 (1)	what's the time limit for this problem?	All time limits appear in the "Problems" tab.
274485722	1	7010138	104	F	answered	judge2 (1)	What is the name of the problems for java?	This appears in the info sheet.
278893223	1	5020117	111	B	answered	judge2 (1)	Por que la combinacion de (1,2,3) no cuenta en el ejemplo 1 si cumple la regla	Read the statement carefully.
281286324	1	4020121	115	E	answered	judge2 (1)	Time limit for problem?	"Problems" tab in BOCA.
281875125	1	8010116	116	F	answered	judge20 (1)	Can I use the CPP boost to use cpp_int?	The compile command is in the infosheet. Any solution that compiles properly by that command will be run by our judges.
281915026	1	8010122	116	F	answered	judge1 (1)	each prime factor from the output must be distinct?	Read the statement carefully.
287441427	1	1010155	125	A	answered	judge2 (1)	Na sequencia pode dois elementos adjacentes iguais?	Read the statement carefully.
289696028	1	10010115	129	A	answered	judge2 (1)	Pode ocorrer intersecção entre left e right?	Read the statement carefully.
291772229	1	8020184	132	F	answered	judge2 (1)	is there any specific order in the output?	Read statements and samples carefully.
295591030	1	8020176	139	F	answered	judge2 (1)	Does the order of the prime factors matter at the ouput?	Read the statement and samples carefully.
300419031	1	7020110	147	B	answered	judge1 (1)	Why [1, 2, 3] is not valid on the first example of exercise B?	Read the statement carefully.
312020032	1	4020148	166	General	answered	judge2 (1)	Time Limit?	See "Problems" tab in Boca.
314565033	1	8010135	170	A	answered	judge2 (1)	Can a valid sequence have repetead elements? For example, is 2 1 1 3 2 a valid sequence for N = 3	Read the statement carefully.
319454134	1	8010144	179	E	answered	judge2 (1)	Tenemos un problema ya que, si bien el programa en los casos de ejemplo y casos hechos por nosotros mismos regresa la salida esperada los jueces virtuales lo rechazan por respuesta erronea #include <iostream> #include <algorithm> #include <vector> using namespace std; void decrementar(vector<int>&v){ for(int &x:v){ --x; } } int decision(vector<int> v){ int suma = 0; int dias=0; for (int& x : v) suma += x; if(v.size()!=0){ int promedio = suma/v.size(); sort(v.begin(),v.end()); for (size_t i = 0; i< v.size();i++){ if (v[i]>promedio){ iter_swap(v.begin()+i,prev(v.end())); v.pop_back(); dias++; } else { if (v[i]!=0){ decrementar(v); dias++; } } } } return dias; } int main(){ int d; cin>>d; vector<int> v; vector<int> minimo; for(size_t i = 0; i<d;i++){ int aux; cin>>aux; if(aux<0){ aux = (aux*-1); auto encontrado = find(v.begin(),v.end(),(aux)); iter_swap(encontrado,prev(v.end())); v.pop_back(); minimo.push_back(decision(v)); }else { v.push_back(aux); minimo.push_back(decision(v));} } for (int& x : minimo) cout << x << " "; return 0; }	The program must be debugged by you.
324392835	1	4020128	187	A	answeredall	judge20 (1)	What does "besides, no other integers can appear in the sequence" mean? Does it mean that only integers between 1 and N may appear? Or what does "other integers" refer to?	The sequence may include only one occurrence of each distinct set; nothing else is allowed.
325287136	1	5030107	188	F	answered	judge2 (1)	does the output order of the numbers matter?	Read statement and samples carefully.
326137137	1	7020113	190	D	answered	judge2 (1)	Since it is said that "when i and j are chosen uniformly at random", does that mean there are multiple possible outputs for this problem?	No, the answer is unique in this problem.
332575538	1	1010158	200	F	answered	judge19 (1)	Pessoal, nossa F esta rodando ha muitos minutos e ainda esta sendo verificada, podem nos dizer se ocorreu algum problema? Precisamos saber se ela esta OK ID 321674942	It was stuck. Should be OK, now.
338919539	1	8030108	211	K	answered	judge2 (1)	Los cuadrados cuentan como rectangulos?	A square is a particular case of a rectangle.
341364540	1	2001	215	General	answeredall	judge1 (1)	On acceptable blank spaces...	Note that the information on the info sheet about about extra whitespaces being acceptable does not mean the same as correction being "token based": ``` Output formatting should follow the sample output in the problem statement ... an extra blank at the end of a line or between tokens or an extra blank line is acceptable. ``` Only characters ' ' (space) and '\\\\t' (tab) are considered blanks. This means that, if the expected answer is: ``` a b c d e f ``` An output like: ``` a b c d e f ``` would be accepted, but the following will not: ``` a b c d e f ```
341890041	1	8020170	216	E	answered	judge2 (1)	would you please verify if the 3th and 4th value from the sample output 1 are correct?	They are correct, off course.
343294642	1	6030106	218	B	answered	judge2 (1)	In respect to the fairness rules in the first sample input it allows the repetition of [1,3,2] &[3,1,2] is [1,2,3] not missing ?	Read the statement carefully.
350915943	1	8020170	231	E	answered	judge2 (1)	so, would you specify the way the boxes in the input 1 are used to get the 3rd and 4th output?	Unfortunately no. Read the statement carefully.
355328444	1	4020195	238	B	answered	judge2 (1)	time limit for problem B?	All TLs are in tab "Problems" in BOCA.
364720645	1	1010148	254	A	answered	judge19 (1)	Can the left and right portions of the sequence given in the input overlap?	Read the statement carefully.
379641246	1	1010148	279	A	answered	judge2 (1)	If the apple pie covered zero elements of the sequence, then what counts as the left and right portions of the sequence?	Left portion is the part on the left of the apple pie, right portion is the part on the right.
384771747	1	1010155	287	General	answered	judge20 (1)	tem blind?	No response.
385275248	1	8010144	288	E	answered	judge1 (1)	Puedo obtener un caso mas de ejemplo? ambas soluciones dan resultados esperados inclusive con datos inventados con nosotros, no sabemos en que momento explota	No response.
389715449	1	1010148	296	General	answered	judge20 (1)	Are the submissions being judged, or are we in the "blind" period?	No response.