Submission #737398

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
737398	2023-05-07 06:55:37	phoebe	Rainforest Jumps (APIO21_jumps)	C++17	100 / 100	2289 ms	114056 KiB

jumps

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#include <bits/stdc++.h>
#include "jumps.h"
using namespace std;
#define ll long long
#define pii pair<int, int>
#define F first
#define S second
#define FOR(i, n) for (int i = 0; i < n; i++)
#define PB push_back
#define ALL(x) x.begin(), x.end()
const int maxn = 2e5 + 10, INF = 1e9 + 7;
int n, h[maxn], tree[maxn * 4], 
jump_mn[maxn][20], jump_mx[maxn][20], jump_right[maxn][20];
vector<pii> mst[maxn * 4];
void build(int tl = 0, int tr = maxn, int i = 1){
    if (tl == tr){
        tree[i] = tl; 
        mst[i].PB({h[tl], tl});
        return;
    }
    int tm = (tl + tr) / 2;
    build(tl, tm, i * 2); build(tm + 1, tr, i * 2 + 1);
    tree[i] = (h[tree[i * 2]] > h[tree[i * 2 + 1]] ? 
    tree[i * 2] : tree[i * 2 + 1]);
    merge(ALL(mst[i * 2]), ALL(mst[i * 2 + 1]), back_inserter(mst[i]));
}
 
 
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Compilation message (stderr)

jumps.cpp: In function 'int get_ub(int, int, int, int, int, int)':
jumps.cpp:45:17: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<std::pair<int, int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   45 |         if (idx == mst[i].size()) return -1;
      |             ~~~~^~~~~~~~~~~~~~~~

• Subtask 1: 4 / 4
• Subtask 2: 8 / 8
• Subtask 3: 13 / 13
• Subtask 4: 12 / 12
• Subtask 5: 23 / 23
• Subtask 6: 21 / 21
• Subtask 7: 19 / 19