Submission #396973

#	Time	Username	Problem	Language	Result	Execution time	Memory
396973		leinad2	Palembang Bridges (APIO15_bridge)	C++17	0 / 100	1 ms	256 KiB

bridge

#include<bits/stdc++.h>
#define int long long
using namespace std;
char c, d;
int a, b, n, i, j, k;
long long ans;
vector<int>v;
main()
{
    ios_base::sync_with_stdio(!cin.tie(NULL));
    for(cin>>k>>n;i++<n;)
    {
        cin>>c>>a>>d>>b;
        if(c==d)ans+=(b-a);
        else ans++,v.push_back(a),v.push_back(b);
    }
    sort(v.begin(), v.end());
    for(i=0;i<v.size();i++)
    {
        ans+=abs(v[i]-v[v.size()/2]);
    }
    cout<<ans;
}

Compilation message (stderr)

bridge.cpp:8:6: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
    8 | main()
      |      ^
bridge.cpp: In function 'int main()':
bridge.cpp:18:14: warning: comparison of integer expressions of different signedness: 'long long int' and 'std::vector<long long int>::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   18 |     for(i=0;i<v.size();i++)
      |             ~^~~~~~~~~

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