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Submission #81863

# Submission time Handle Problem Language Result Execution time Memory
81863 2018-10-27T12:10:21 Z Shtef Cipele (COCI18_cipele) C++14
90 / 90
 61 ms 10976 KB 
#include <iostream>
#include <algorithm>
 
using namespace std;
 
int n, m, a[100005], b[100005];
 
bool distval(int d){
    int j = 0;
    for(int i = 0; i < n ; ++i){
        while(j < m && b[j] < a[i] - d){
            j++;
        }
        if(j == m)
            return 0;
        if(b[j] > a[i] + d)
            return 0;
        j++;
    }
    return 1;
}
 
void solve(){
    int l = 0, h = 1e9;
    while(l < h){
        int mid = (l + h) / 2;
        if(distval(mid)){
            h = mid;
        }
        else{
            l = mid + 1;
        }
    }
    cout << l << endl;
}
 
int main ()
{
ios_base::sync_with_stdio(false);
cin.tie(0);
cout.tie(0);
cin >> n >> m;
for(int i = 0 ; i < n ; ++i){
    cin >> a[i];
}
sort(a, a + n);
for(int i = 0 ; i < m ; ++i){
    cin >> b[i];
}
sort(b, b + m);
if(n > m){
    swap(n, m);
    swap(a, b);
}
solve();
 
return 0;
}

Subtask #1
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 35 ms 2680 KB Output is correct
2 Correct 54 ms 4668 KB Output is correct

Subtask #2
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 50 ms 6352 KB Output is correct
2 Correct 61 ms 8008 KB Output is correct

Subtask #3
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8008 KB Output is correct
2 Correct 4 ms 8008 KB Output is correct

Subtask #4
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 3 ms 8008 KB Output is correct
2 Correct 5 ms 8008 KB Output is correct

Subtask #5
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8008 KB Output is correct
2 Correct 4 ms 8008 KB Output is correct

Subtask #6
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8008 KB Output is correct
2 Correct 4 ms 8008 KB Output is correct

Subtask #7
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 4 ms 8008 KB Output is correct
2 Correct 4 ms 8008 KB Output is correct

Subtask #8
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 59 ms 8008 KB Output is correct
2 Correct 32 ms 8008 KB Output is correct

Subtask #9
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 46 ms 8008 KB Output is correct
2 Correct 26 ms 8008 KB Output is correct

Subtask #10
9.0 / 9.0

# Verdict Execution time Memory Grader output
1 Correct 49 ms 9288 KB Output is correct
2 Correct 43 ms 10976 KB Output is correct