Submission #673560

#	Time	Username	Problem	Language	Result	Execution time	Memory
673560		Cookie	Palembang Bridges (APIO15_bridge)	C++14	22 / 100	44 ms	7216 KiB

bridge

#include<bits/stdc++.h>
#pragma GCC target("popcnt")
using namespace std;

 
#define ll long long
#define vt vector
#define pb push_back
#define fi first
#define se second
#define forr(i, a, b) for(int i = a; i < b; i++)
#define dorr(i, a, b) for(int i = a; i >= b; i--)
typedef unsigned long long ull;
#include<fstream>
ifstream fin("cowpatibility.in");
ofstream fout("cowpatibility.out");
#define pii pair<int, int>
#define pll pair<ll, ll>
const ll mod = 1e9 + 7, p =  1299709, mod2 = 1e9 + 9;
const int mxn = 1e5;
int k, n;
ll ans = 0;
vt<pll>v;
void solve1(){
    vt<ll>points;
    for(auto [aa, bb]: v){
        points.pb(aa); points.pb(bb);
    }
    sort(points.begin(), points.end());
    ll med = points[points.size() / 2];
    for(int i = 0; i < points.size(); i++){
        ans += abs(med - points[i]);
    }
    cout << ans;
    
}
void solve2(){
    
}
int main()
{
    ios_base::sync_with_stdio(0); cin.tie(0); cout.tie(0);
    cin >> k >> n;
    forr(i, 0, n){
        char a, b; ll aa, bb;
        cin >> a >> aa >> b >> bb;
        if(a == b)ans += abs(aa - bb);
        else v.pb({aa, bb});
    }
    ans += v.size();
    if(k == 1)solve1();
    else solve2();
    return 0;
}

Compilation message (stderr)

bridge.cpp: In function 'void solve1()':
bridge.cpp:26:14: warning: structured bindings only available with '-std=c++17' or '-std=gnu++17'
   26 |     for(auto [aa, bb]: v){
      |              ^
bridge.cpp:31:22: warning: comparison of integer expressions of different signedness: 'int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   31 |     for(int i = 0; i < points.size(); i++){
      |                    ~~^~~~~~~~~~~~~~~

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