제출 #170910

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
170910	2019-12-26 16:58:06	songc	가로등 (APIO19_street_lamps)	C++14	100 / 100	1335 ms	26708 KiB

street_lamps

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#include <bits/stdc++.h>
using namespace std;
typedef long long LL;
typedef pair<int,int> pii;
int N, Q;
int A[303030];
bool chk[303030];
int ans[303030];
struct Sq{
  int x, y, t;
  bool operator<(const Sq &r)const{
    if (x == r.x) return y < r.y;
    return x < r.x;
  }
};
set<Sq> S;
vector<Sq> V, L;
int T[303030];
void update(int k, int v){
  while (k<=N){
    T[k] += v;
    k += k & -k;
  }
}
int read(int k){
 
 
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컴파일 시 표준 에러 (stderr) 메시지

street_lamps.cpp: In function 'int main()':
street_lamps.cpp:83:7: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d %d", &N, &Q);
  ~~~~~^~~~~~~~~~~~~~~~~
street_lamps.cpp:87:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%1d", &A[i]);
   ~~~~~^~~~~~~~~~~~~~
street_lamps.cpp:97:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%s", str+1);
   ~~~~~^~~~~~~~~~~~~
street_lamps.cpp:100:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d", &k);
    ~~~~~^~~~~~~~~~
street_lamps.cpp:139:9: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
    scanf("%d %d", &x, &y);
    ~~~~~^~~~~~~~~~~~~~~~~

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