제출 #127598

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
127598	2019-07-09 16:01:33	Mercenary	Examination (JOI19_examination)	C++14	100 / 100	894 ms	43372 KiB

examination

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#include<bits/stdc++.h>
using namespace std;
#define taskname "A"
#define pb  push_back
#define mp  make_pair
#ifndef LOCAL
#define cerr if(0)cout
#endif
typedef long double ld;
typedef long long ll;
typedef pair<int,int> ii;
const int N = 2e5 + 5;
int n , q;
vector<int> ID[N];
vector<int> BIT[N];
struct Node{
    int x , y , sum , id;
}a[N] , b[N];
void FakeUpdate(int x , int y){
    for( ; x > 0 ; x &= x - 1){
        ID[x].pb(y);
    }
}
void FakeQuery(int x , int y){
 
 
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컴파일 시 표준 에러 (stderr) 메시지

examination.cpp: In function 'int query(int, int)':
examination.cpp:40:17: warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
             ; y <= ID[x].size() ; y += y & -y){
               ~~^~~~~~~~~~~~~~~
examination.cpp: In function 'int main()':
examination.cpp:121:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   freopen(taskname".INP", "r",stdin);
   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
examination.cpp:122:10: warning: ignoring return value of 'FILE* freopen(const char*, const char*, FILE*)', declared with attribute warn_unused_result [-Wunused-result]
   freopen(taskname".OUT", "w",stdout);
   ~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~

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