oj.uz

답안 #703397

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
703397 2023-02-27T08:59:41 Z Aestivate Self Study (JOI22_ho_t2) C++17
0 / 100
 313 ms 10704 KB 
#include<bits/stdc++.h>
#include<random>
using namespace std;

template<typename T> void _do(T x){cerr<<x<<"\n";}
template<typename T,typename ...U> void _do(T x,U ...y){cerr<<x<<", ";_do(y...);}
#define dbg(...) cerr<<#__VA_ARGS__<<" = ";_do(__VA_ARGS__);

#define float double
#define ss(n) fixed<<setprecision(n) 
#define ll long long
#define int ll
#define IO ios::sync_with_stdio(false);cin.tie(0);
#define ld long double
#define pb push_back
#define pii pair<int,int>
#define rep(i,a) for(int i=1;i<=a;i++)
#define rep0(i,a) for(int i=0;i<a;i++)
#define F first
#define S second
#define uni(a) a.resize(distance(a.begin(),unique(a.begin(),a.end())));
#define unisort(a) sort(a.begin(),a.end()); uni(a);

ll gcd(ll a,ll b){if(b==0) return a; return gcd(b,a%b);}

const ld pi=3.14159265358979323846264338327950288419716939931;
const int lar=3e18;
const int mol1=1e9+7;
const int mol2=998244353;


void solve()
{
    int n,m;
    cin>>n>>m;
    int a[n+1],b[n+1];
    rep(i,n) cin>>a[i];
    rep(i,n) cin>>b[i];
    int ans=lar;
    rep(i,n){
        ans=min(ans,max(a[i],b[i]));
    }
    int l=m,r=8e18;
    while(l<r){
        int tt=0;
        int mid=l+r+1>>1;
        rep(i,n){
            if(a[i]>b[i]){
                if(a[i]*m>=mid){
                    tt+=(mid/a[i])+(mid%a[i]?1:0);
                }
                else{
                    tt+=m;
                    int g1=mid-a[i]*m;
                    tt+=(g1/b[i])+(g1%b[i]?1:0);
                }
            }
            else{
                tt+=(mid/b[i])+(mid%b[i]?1:0);
            }
        }
        if(tt<=n*m) {
            l=mid;
        }
        else{
            r=mid-1;
        }
    }
    assert(l==ans);
    cout<<l<<"\n";
    
}

signed main()
{
    IO
    solve();
    return 0;
}

Compilation message

Main.cpp: In function 'void solve()':
Main.cpp:46:20: warning: suggest parentheses around '+' inside '>>' [-Wparentheses]
   46 |         int mid=l+r+1>>1;
      |                 ~~~^~

Subtask #1
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 324 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 468 KB Output is correct
11 Correct 178 ms 5860 KB Output is correct
12 Correct 176 ms 5756 KB Output is correct
13 Correct 159 ms 5764 KB Output is correct
14 Runtime error 313 ms 10704 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -

Subtask #2
0 / 25.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #3
0 / 27.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 324 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 468 KB Output is correct
11 Correct 178 ms 5860 KB Output is correct
12 Correct 176 ms 5756 KB Output is correct
13 Correct 159 ms 5764 KB Output is correct
14 Runtime error 313 ms 10704 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -

Subtask #4
0 / 29.0

# 결과 실행 시간 메모리 Grader output
1 Runtime error 1 ms 468 KB Execution killed with signal 6
2 Halted 0 ms 0 KB -

Subtask #5
0 / 9.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 0 ms 212 KB Output is correct
3 Correct 0 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 0 ms 212 KB Output is correct
6 Correct 0 ms 212 KB Output is correct
7 Correct 0 ms 324 KB Output is correct
8 Correct 0 ms 212 KB Output is correct
9 Correct 0 ms 212 KB Output is correct
10 Correct 3 ms 468 KB Output is correct
11 Correct 178 ms 5860 KB Output is correct
12 Correct 176 ms 5756 KB Output is correct
13 Correct 159 ms 5764 KB Output is correct
14 Runtime error 313 ms 10704 KB Execution killed with signal 6
15 Halted 0 ms 0 KB -