Submission #302147

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
302147	2020-09-18 13:36:33	edenooo	역사적 조사 (JOI14_historical)	C++17	40 / 100	4029 ms	63148 KiB

historic

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#pragma GCC optimize("O3")
#pragma GCC optimize("unroll-loops")
#include<bits/stdc++.h>
using namespace std;
 
#define INF 1234567890
#define ll long long
 
const int SQ = 316;
struct Node {
  int l, r, i;
  bool operator<(Node &n)
  {
    if (l/SQ != n.l/SQ) return l/SQ < n.l/SQ;
    return r < n.r;
  }
};
 
int N, Q;
int A[100101], B[100101];
ll res[100101], cost[100101];
vector<Node> q;
priority_queue<ll> pq, del;
vector<int> com;
 
int main()
{
  scanf("%d %d", &N, &Q);
  for(int i=1; i<=N; i++)
  {
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
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Compilation message (stderr)

historic.cpp: In function 'int main()':
historic.cpp:51:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<Node>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   51 |  for(int i=0; i<q.size(); i++)
      |               ~^~~~~~~~~
historic.cpp:28:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   28 |  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:44:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   44 |   scanf("%d %d", &l, &r);
      |   ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 10 / 10
• Subtask 3: 25 / 25
• Subtask 4: 0 / 60