oj.uz

Submission #524916

# Submission time Handle Problem Language Result Execution time Memory
524916 2022-02-10T10:02:42 Z lucri Subway (info1cup19_subway) C++17
100 / 100
 10 ms 972 KB 
#include <iostream>
using namespace std;
int k,n,link[6000010];
int main()
{
    link[0]=-1;
    cin>>k;
    n=1;
    for(int i=1;i<=k;++i)
    {
        ++n;
        k-=i;
        link[i]=i-1;
    }
    if(k)
        link[n++]=k-1;
    cout<<n<<'\n';
    for(int i=0;i<n;++i)
        cout<<i<<' '<<link[i]<<'\n';
    return 0;
}

Subtask #1
20.0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 204 KB Output is correct

Subtask #2
30.0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 308 KB Output is correct
10 Correct 0 ms 304 KB Output is correct

Subtask #3
50.0 / 50.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 204 KB Output is correct
2 Correct 1 ms 204 KB Output is correct
3 Correct 1 ms 312 KB Output is correct
4 Correct 1 ms 304 KB Output is correct
5 Correct 1 ms 204 KB Output is correct
6 Correct 1 ms 204 KB Output is correct
7 Correct 1 ms 208 KB Output is correct
8 Correct 0 ms 204 KB Output is correct
9 Correct 1 ms 308 KB Output is correct
10 Correct 0 ms 304 KB Output is correct
11 Correct 2 ms 332 KB Output is correct
12 Correct 3 ms 332 KB Output is correct
13 Correct 2 ms 428 KB Output is correct
14 Correct 3 ms 332 KB Output is correct
15 Correct 2 ms 332 KB Output is correct
16 Correct 9 ms 972 KB Output is correct
17 Correct 1 ms 300 KB Output is correct
18 Correct 7 ms 972 KB Output is correct
19 Correct 7 ms 948 KB Output is correct
20 Correct 10 ms 716 KB Output is correct