Submission #776822

#	Time	Username	Problem	Language	Result	Execution time	Memory
776822		khoquennguoiminhthuong	Palembang Bridges (APIO15_bridge)	C++14	22 / 100	32 ms	4424 KiB

bridge

#include <bits/stdc++.h>

using namespace std;
int n,k;
long long ans=0;
int main() {
ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
cin>>k>>n;
vector<pair<int,int>>vec;
vector<int>pos;
for(int i=1;i<=n;i++)
{
char a,b;int x,y;
cin>>a>>x>>b>>y;
if(a==b)ans+=abs(x-y);
else {vec.push_back({x,y});pos.push_back(x);pos.push_back(y);}
}
ans+=vec.size();
if(pos.size())
{sort(pos.begin(),pos.end());
int vv=pos.size();
int cc=vv/2;
int vvv=pos[vv/2];
for(auto v:vec)ans+=abs(v.first-vvv)+abs(v.second-vvv);
}
cout<<ans;
    return 0;;
}

Compilation message (stderr)

bridge.cpp: In function 'int main()':
bridge.cpp:22:5: warning: unused variable 'cc' [-Wunused-variable]
   22 | int cc=vv/2;
      |     ^~

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