Submission #469930

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
469930	2021-09-02 10:54:52	luciocf	역사적 조사 (JOI14_historical)	C++14	100 / 100	1832 ms	134896 KiB

historic

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const int maxn = 1e5+10;
const int sq = 320;
int n;
int a[maxn], b[maxn];
int fq[maxn][sq], fq_aux[maxn];
ll best[sq][sq];
int soma(int l, int r, int v)
{
  if (l == 0) return fq[v][r];
  return fq[v][r] - fq[v][l-1];
}
int main(void)
{
  int q;
  scanf("%d %d", &n, &q);
  map<int, int> mp;
  for (int i = 1; i <= n; i++)
  {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

historic.cpp: In function 'int main()':
historic.cpp:25:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   25 |  scanf("%d %d", &n, &q);
      |  ~~~~~^~~~~~~~~~~~~~~~~
historic.cpp:31:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   31 |   scanf("%d", &a[i]);
      |   ~~~~~^~~~~~~~~~~~~
historic.cpp:73:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   73 |   scanf("%d %d", &l, &r);
      |   ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 25 / 25
• Subtask 4: 60 / 60