Submission #1312277

#	Time	Username	Problem	Language	Result	Execution time	Memory
1312277		yus1f_m	Strange Device (APIO19_strange_device)	C++20	0 / 100	719 ms	589824 KiB

strange_device

#pragma GCC optimize("O3")
#include <bits/stdc++.h>
#define ll long long
#define str string
#define pb push_back
#define pf push_front
#define in insert
#define all(v) v.begin(),v.end()
const int sz=1000000,INF=1000000000;
using namespace std;
void solve()
{
    int n,m,l,num1,num2,res1,res2,idx=0,Idx,ans=0;
    cin>>n>>m>>l;
    vector<pair<int,int>>res;
    for(int i=0;i<n;i++)
    {
        cin>>num1>>num2;
        for(int j=num1;j<=num2;j++)
        {
            res1=(j+j/l)%m,res2=j%l,res.pb({res1,res2});
        }
    }
    sort(all(res));
    while(idx<res.size())
    {
        ans++,Idx=idx;
        while(res[idx]==res[Idx])
        {
            Idx++;
        }
        idx=Idx;
    }
    cout<<ans;
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(nullptr),cout.tie(nullptr);
    ll t=1;
    //cin>>t;
    while(t--)
    {
        solve();
    }
}

• Subtask 1: 0 / 10
• Subtask 2: 0 / 5
• Subtask 3: 0 / 5
• Subtask 4: 0 / 5
• Subtask 5: 0 / 5
• Subtask 6: 0 / 20
• Subtask 7: 0 / 20
• Subtask 8: 0 / 30