제출 #165360

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
165360	2019-11-26 14:22:45	Bojack	3단 점프 (JOI19_jumps)	C++14	100 / 100	1648 ms	126540 KiB

jumps

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#include <bits/stdc++.h>
using namespace std;
typedef long long ll;
const ll INF = 1e14;
const int N = 5e5 + 5;
struct node {
  ll A, B, BA;
  node(ll _A = -INF, ll _B = -INF, ll _BA = -INF) {
    A = _A, B = _B, BA = _BA;
  }
};
node tree[4 * N];
int n, q;
ll a[N];
vector <int> r[N];
vector <pair <int, int>> Q[N];
node merge(node x, node y) {
  return node(max(x.A, y.A), max(x.B, y.B), max({x.BA, y.BA, x.B + y.A}));
}
void update(int node, int s, int e, int idx, ll val, bool flag) {
  if(idx < s or idx > e) return;
  if(s == e) {
 
 
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컴파일 시 표준 에러 (stderr) 메시지

jumps.cpp: In function 'int main()':
jumps.cpp:52:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &n);
   ~~~~~^~~~~~~~~~
jumps.cpp:55:10: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     scanf("%lld", &a[i]);
     ~~~~~^~~~~~~~~~~~~~~
jumps.cpp:66:8: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
   scanf("%d", &q);
   ~~~~~^~~~~~~~~~
jumps.cpp:68:20: warning: ignoring return value of 'int scanf(const char*, ...)', declared with attribute warn_unused_result [-Wunused-result]
     int l, r; scanf("%d %d", &l, &r);
               ~~~~~^~~~~~~~~~~~~~~~~

• Subtask 1: 5 / 5
• Subtask 2: 14 / 14
• Subtask 3: 27 / 27
• Subtask 4: 54 / 54