Submission #713517

#	Time	Username	Problem	Language	Result	Execution time	Memory
713517		bin9638	Strange Device (APIO19_strange_device)	C++17	0 / 100	1521 ms	524288 KiB

strange_device

#include <bits/stdc++.h>
 
using namespace std;
 
#define ll long long
#define pb push_back
#define N 1000010
#define ii pair<int,int>
#define fs first
#define sc second
#define ld double
#define int ll
 
int n,A,B;
vector<int>s;

const int MAX_VAL=2e18;

void sub_AB()
{
    int res=0;
    for(int i=1;i<=n;i++)
    {
        int l,r;
        cin>>l>>r;
        res+=(r-l+1);
    }
    cout<<res;
    exit(0);
}

int32_t main()
{
    #ifdef SKY
    freopen("A.inp","r",stdin);
    freopen("A.out","w",stdout);
    #endif // SKY
    ios::sync_with_stdio(0);
    cin.tie(NULL);
    cout.tie(NULL);
    cin>>n>>A>>B;
    if(MAX_VAL/A<=B)
        sub_AB();
    for(int i=1;i<=n;i++)
    {
        int l,r;
        cin>>l>>r;
        for(int t=l;t<=r;t++)
           s.pb(t%(A+B));
    }
    sort(s.begin(),s.end());
    s.erase(unique(s.begin(),s.end()),s.end());
    cout<<s.size();
    return 0;
}

• 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