Submission #742989

#	Time	Username	Problem	Language	Result	Execution time	Memory
742989		vjudge1	Lightning Rod (NOI18_lightningrod)	C++17	0 / 100	2085 ms	262144 KiB

Main

#include<bits/stdc++.h>

using namespace std;

int n,mx = -1,mn = 1e9+7,cnt;
vector<pair<int, int>> vc;
map<int, int> mp;

int main()
{
    ios_base::sync_with_stdio(0),cin.tie(0);
    cin>>n;
    for(int i = 0; i<n; ++i){
        int x,y;cin>>x>>y;
        mp[x]++;
        mx = max(mx,x);
        mn = min(mn,x);
    }
    for(int i = mn; i<=mx; ++i){
        if(mp[i]==0) continue;
        ++cnt;
    }
    cout<<cnt;
}

• Subtask 1: 0 / 4
• Subtask 2: 0 / 7
• Subtask 3: 0 / 12
• Subtask 4: 0 / 21
• Subtask 5: 0 / 26
• Subtask 6: 0 / 10
• Subtask 7: 0 / 20