제출 #894213

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
894213	2023-12-28 02:56:10	box	Snowball (JOI21_ho_t2)	C++17	100 / 100	105 ms	12344 KiB

Main

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#include <iostream>
using namespace std;
 
const int N = 2e5, Q = 2e5;
 
int main() {
  int n, q;
  scanf("%d%d", &n, &q);
  static long long x[N];
  for (int i = 0; i < n; i++)
    scanf("%lld", &x[i]);
  static long long mn[Q + 1], mx[Q + 1];
  long long c = 0;
  for (int i = 0; i < q; i++) {
    long long d;
    scanf("%lld", &d);
    c += d;
    mn[i + 1] = min(mn[i], c), mx[i + 1] = max(mx[i], c);
  }
  long long l = x[0] + mn[q];
  for (int i = 0; i < n - 1; i++) {
    int low = 1, hi = q;
    while (low < hi) {
      int t = (low + hi) / 2;
      if (x[i] + mx[t] >= x[i + 1] + mn[t])
        hi = t;
      else
        low = t + 1;
    }
    long long r = mn[low] == mn[low - 1] ? x[i + 1] + mn[low] : x[i] + mx[low];
 
 
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컴파일 시 표준 에러 (stderr) 메시지

Main.cpp: In function 'int main()':
Main.cpp:8:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
    8 |   scanf("%d%d", &n, &q);
      |   ~~~~~^~~~~~~~~~~~~~~~
Main.cpp:11:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   11 |     scanf("%lld", &x[i]);
      |     ~~~~~^~~~~~~~~~~~~~~
Main.cpp:16:10: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   16 |     scanf("%lld", &d);
      |     ~~~~~^~~~~~~~~~~~

• Subtask 1: 33 / 33
• Subtask 2: 67 / 67