제출 #938934

#	제출 시각UTC-0	아이디	문제	언어	결과	실행 시간	메모리
938934	2024-03-05 22:07:54	Andreibatman	Strange Device (APIO19_strange_device)	C++14	0 / 100	3 ms	604 KiB

strange_device

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#include <bits/stdc++.h>
using namespace std;
unsigned long long n,a,b,ans,i,t,k,pozst,lg,schema,ok,st,dr;
struct ceva
{
    unsigned long long l,r;
}v[5000010];
bool cmp(ceva a,ceva b)
{
    return a.r<b.r || (a.r==b.r && a.l<b.l);
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    cin>>n>>a>>b;
    if(ULLONG_MAX/a<=b)
        k=1e18;
    else
        k=a*b;
    k=k-a;
    for(i=1;i<=n;i++)
    {
        cin>>v[i].l>>v[i].r;
        pozst=v[i].l%k;
        lg=v[i].r-v[i].l+1;
        if(lg>=k)
        {
            ok=1;
 
 
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