제출 #370874

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
370874	2021-02-24 21:40:49	kimbj0709	Examination (JOI19_examination)	C++14	100 / 100	825 ms	54896 KiB

examination

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#include <bits/stdc++.h>
using namespace std;
#define maxn 400050
#define f first
#define s second
void updatee(int b,int c,vector<int> &fenwick){
  int temp = b+1;
  //cout << "YES" << endl;
  while(temp<fenwick.size()){
    fenwick[temp] += c;
    temp += temp & (-temp);
  }
}
int getsum(int a,int b,vector<int> &fenwick){
  int temp = b+1;
  int total = 0;
  while(temp!=0){
    total += fenwick[temp];
    temp -= temp & (-temp);
  }
  int idk = a;
  while(idk!=0){
    total -= fenwick[idk];
    idk -= idk & (-idk);
  }
  return total;
}
vector<pair<int,int> > nums;
vector<vector<int> > vals(maxn);
vector<vector<int> > segs(maxn);
 
 
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컴파일 시 표준 에러 (stderr) 메시지

examination.cpp: In function 'void updatee(int, int, std::vector<int>&)':
examination.cpp:9:13: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
    9 |   while(temp<fenwick.size()){
      |         ~~~~^~~~~~~~~~~~~~~
examination.cpp: In function 'int32_t main()':
examination.cpp:100:16: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, std::pair<int, int> > > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  100 |   for(int i=0;i<queries.size();i++){
      |               ~^~~~~~~~~~~~~~~
examination.cpp:101:18: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, std::pair<int, int> > >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
  101 |     while(currpos<vect1.size()&&vect1[currpos].f>=queries[i].f){
      |           ~~~~~~~^~~~~~~~~~~~~

• Subtask 1: 2 / 2
• Subtask 2: 20 / 20
• Subtask 3: 21 / 21
• Subtask 4: 57 / 57