oj.uz

Submission #170360

# Submission time Handle Problem Language Result Execution time Memory
170360 2019-12-24T21:45:55 Z mdn2002 Cipele (COCI18_cipele) C++14
90 / 90
 61 ms 1272 KB 
#include<bits/stdc++.h>
using namespace std;
const long long mod=998244353;
int n,m,a[100005],b[100005];
bool ck(int x)
{
    if(n>=m)
    {
        int j=0;
        for(int i=0;i<n;i++)
        {
            int aa=max(a[i],b[j]);
            int bb=min(a[i],b[j]);
            if((n-i)<(m-j))return 0;
            if(aa-bb<=x)j++;
            if(j==m)break;
        }
        if(j==m)return 1;
        return 0;
    }
    else
    {
        int j=0;
        for(int i=0;i<m;i++)
        {
            int aa=max(a[j],b[i]);
            int bb=min(a[j],b[i]);
            if((n-j)>(m-i))return 0;
            if(aa-bb<=x)j++;
            if(j==n)break;
        }
        if(j==n)return 1;
        return 0;
    }
}
int main()
{
    ios_base::sync_with_stdio(false);
    cin.tie(NULL);
    cout.tie(NULL);
    //freopen("lemonade.in","r",stdin);
    //freopen("lemonade.out","w",stdout);
    cin>>n>>m;
    for(int i=0;i<n;i++)cin>>a[i];
    for(int i=0;i<m;i++)cin>>b[i];
    sort(a,a+n);
    sort(b,b+m);
    int l=0,r=1e9+20,mid;
    while(l<r)
    {
        mid=(l+r)/2;
        if(ck(mid))r=mid;
        else l=mid+1;
    }
    cout<<l;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 53 ms 1272 KB Output is correct
2 Correct 60 ms 1144 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 60 ms 1144 KB Output is correct
2 Correct 61 ms 1160 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 6 ms 376 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 376 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 4 ms 380 KB Output is correct

Subtask #7
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 376 KB Output is correct
2 Correct 5 ms 376 KB Output is correct

Subtask #8
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 51 ms 1016 KB Output is correct
2 Correct 35 ms 804 KB Output is correct

Subtask #9
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 54 ms 1028 KB Output is correct
2 Correct 36 ms 936 KB Output is correct

Subtask #10
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 1008 KB Output is correct
2 Correct 51 ms 1076 KB Output is correct