Submission #487983

#	TimeUTC-0	Username	Problem	Language	Result	Execution time	Memory
487983	2021-11-17 10:30:09	duyanh1704	Palembang Bridges (APIO15_bridge)	C++14	22 / 100	41 ms	4072 KiB

bridge

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
#include <bits/stdc++.h>
#define int long long
using namespace std;
const int maxN = 1e5;
typedef pair<int, int> ii;
int k, n;
vector<ii> v;
int f(int m){
    int ret = 0;
    for (auto [x, y] : v)
        ret += abs(x - m) + abs(y - m) + 1;
    return ret;
}
int solve(){
    int l = 0, r = (int)1e9;
    while (true){
        if (r - l == 1){
            if (f(l) < f(r)) return f(l);
            return f(r);
        }
        int m = (l + r) >> 1;
        if (f(m) > f(m + 1)) l = m;
        else r = m;
    }
    return -1;
}
 
 
הההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההההה
XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX

Compilation message (stderr)

bridge.cpp: In function 'long long int f(long long int)':
bridge.cpp:12:15: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   12 |     for (auto [x, y] : v)
      |               ^

• Subtask 1: 8 / 8
• Subtask 2: 14 / 14
• Subtask 3: 0 / 9
• Subtask 4: 0 / 32
• Subtask 5: 0 / 37