oj.uz

답안 #82984

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
82984 2018-11-03T12:48:23 Z Bodo171 Worst Reporter 3 (JOI18_worst_reporter3) C++14
100 / 100
 1968 ms 82172 KB 
#include <iostream>
#include <fstream>
using namespace std;
const int nmax=500005;
long long d[nmax],fv[nmax],val[nmax];
int n,q,p,i,l,r,t;
string s;
int num,ch;
int getnum()
{
    num=0;
    while(s[ch]>='0'&&s[ch]<='9')
        num=num*10+s[ch]-'0',ch++;
    ch++;
    return num;
}
int calc(int x,int t)
{
    int ret=0;
    int vv;
    if(t<x)
        return 0;
    for(int p=18;p>=0;p--)
    {
        vv=ret+(1<<p);
        if(vv<=n&&(t/fv[vv])*(val[vv])-vv>=x)
            ret+=(1<<p);
    }
    return ret+1;
}
int main()
{
    //freopen("data.in","r",stdin);
    ios_base::sync_with_stdio(false);
    cin>>n>>q;getline(cin,s);
    for(i=1;i<=n;i++)
    {
        getline(cin,s);
        ch=0;d[i]=getnum();
        if(i==1) fv[i]=d[i],val[i]=d[i];
        else
        {
            if(val[i-1]<d[i])
            {
                fv[i]=(1LL*fv[i-1]*((d[i]+val[i-1]-1)/val[i-1]));
                val[i]=(d[i]+val[i-1]-(d[i]%val[i-1]));
                if(!(d[i]%val[i-1]))
                    val[i]=d[i];
            }
            else
            {
                fv[i]=fv[i-1];
                val[i]=val[i-1];
            }
            fv[i]=min(fv[i],1LL*(1000*1000*1000+1));
        }
    }
    for(i=1;i<=q;i++)
    {
        getline(cin,s);ch=0;
        t=getnum();l=getnum();r=getnum();
        cout<<calc(l,t)-calc(r+1,t)<<'\n';
    }
    return 0;
}

Subtask #1
7.0 / 7.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1968 ms 16480 KB Output is correct
2 Correct 1960 ms 31684 KB Output is correct
3 Correct 1833 ms 36340 KB Output is correct
4 Correct 1868 ms 36340 KB Output is correct
5 Correct 1829 ms 36360 KB Output is correct
6 Correct 1806 ms 36360 KB Output is correct

Subtask #2
12.0 / 12.0

# 결과 실행 시간 메모리 Grader output
1 Correct 4 ms 36360 KB Output is correct
2 Correct 4 ms 36360 KB Output is correct
3 Correct 4 ms 36360 KB Output is correct
4 Correct 4 ms 36360 KB Output is correct
5 Correct 4 ms 36360 KB Output is correct
6 Correct 4 ms 36360 KB Output is correct

Subtask #3
81.0 / 81.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1968 ms 16480 KB Output is correct
2 Correct 1960 ms 31684 KB Output is correct
3 Correct 1833 ms 36340 KB Output is correct
4 Correct 1868 ms 36340 KB Output is correct
5 Correct 1829 ms 36360 KB Output is correct
6 Correct 1806 ms 36360 KB Output is correct
7 Correct 4 ms 36360 KB Output is correct
8 Correct 4 ms 36360 KB Output is correct
9 Correct 4 ms 36360 KB Output is correct
10 Correct 4 ms 36360 KB Output is correct
11 Correct 4 ms 36360 KB Output is correct
12 Correct 4 ms 36360 KB Output is correct
13 Correct 1243 ms 36360 KB Output is correct
14 Correct 1309 ms 36360 KB Output is correct
15 Correct 1197 ms 36360 KB Output is correct
16 Correct 1234 ms 36360 KB Output is correct
17 Correct 1490 ms 36360 KB Output is correct
18 Correct 1458 ms 37052 KB Output is correct
19 Correct 1491 ms 37052 KB Output is correct
20 Correct 1441 ms 37052 KB Output is correct
21 Correct 1475 ms 37052 KB Output is correct
22 Correct 1513 ms 37064 KB Output is correct
23 Correct 1446 ms 37064 KB Output is correct
24 Correct 1454 ms 37064 KB Output is correct
25 Correct 1905 ms 37596 KB Output is correct
26 Correct 1886 ms 37624 KB Output is correct
27 Correct 1606 ms 37624 KB Output is correct
28 Correct 1582 ms 37624 KB Output is correct
29 Correct 1550 ms 55036 KB Output is correct
30 Correct 1635 ms 72652 KB Output is correct
31 Correct 1555 ms 82172 KB Output is correct
32 Correct 1580 ms 82172 KB Output is correct
33 Correct 2 ms 82172 KB Output is correct