Submission #259924

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
259924	2020-08-08 19:52:08	pedroslrey	Lottery (CEOI18_lot)	C++17	100 / 100	1688 ms	8512 KiB

lot

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#include <bits/stdc++.h>
using namespace std;
const int MAXN = 1e4 + 10;
const int MAXQ = 1e2 + 10;
int xs[MAXN];
int ans[MAXQ][MAXN];
int rev[MAXQ];
vector<pair<int, int>> queries;
void calc(int n, int l) {
  for (int space = 1; space + l - 1 < n; ++space) {
    int diffs = 0;
    for (int i = 0; i < l; ++i)
    if (xs[i] != xs[i + space])
        ++diffs;
    int idx = lower_bound(queries.begin(), queries.end(), make_pair(diffs, 0)) - queries.begin();
    ++ans[idx][0];
    ++ans[idx][space];
    for (int i = 1; i + space + l - 1 < n; ++i) {
      if (xs[i-1] != xs[i + space - 1])
        --diffs;
  
      if (xs[i + l - 1] != xs[i + l + space - 1])
        ++diffs;
  
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

lot.cpp: In function 'int main()':
lot.cpp:40:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d%d", &n, &l);
  ~~~~~^~~~~~~~~~~~~~~~
lot.cpp:43:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &xs[i]);
   ~~~~~^~~~~~~~~~~~~~
lot.cpp:46:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d", &q);
  ~~~~~^~~~~~~~~~
lot.cpp:49:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &k);
   ~~~~~^~~~~~~~~~

• Subtask 1: 25 / 25
• Subtask 2: 20 / 20
• Subtask 3: 20 / 20
• Subtask 4: 15 / 15
• Subtask 5: 20 / 20