oj.uz

Submission #747544

# Submission time Handle Problem Language Result Execution time Memory
747544 2023-05-24T09:57:38 Z AndrijaM XORanges (eJOI19_xoranges) C++14
55 / 100
 1000 ms 1884 KB 
#include <bits/stdc++.h>

using namespace std;

int main()
{
    ios::sync_with_stdio(false);
    int n,t;
    cin>>n>>t;
    int x[n];
    for(int i=0;i<n;i++)
    {
        cin>>x[i];
    }
    while(t--)
    {
        int k,a,b;
        cin>>k>>a>>b;
        if(k==2)
        {
            a--;
            b--;
            int ans=0;
            if((b-a+1)%2==1)
            for(int i=a;i<=b;i+=2)
            {
                ans^=x[i];
            }
            cout<<ans<<endl;
        }
        else
        {
            a--;
            x[a]=b;
        }
    }
    return 0;
}

Subtask #1
12.0 / 12.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct

Subtask #2
18.0 / 18.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 340 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 340 KB Output is correct

Subtask #3
25.0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 6 ms 448 KB Output is correct
12 Correct 7 ms 456 KB Output is correct
13 Correct 12 ms 452 KB Output is correct
14 Correct 12 ms 448 KB Output is correct

Subtask #4
0 / 20.0

# Verdict Execution time Memory Grader output
1 Execution timed out 1054 ms 1884 KB Time limit exceeded
2 Halted 0 ms 0 KB -

Subtask #5
0 / 25.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Correct 1 ms 212 KB Output is correct
3 Correct 1 ms 212 KB Output is correct
4 Correct 1 ms 212 KB Output is correct
5 Correct 1 ms 212 KB Output is correct
6 Correct 1 ms 212 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 212 KB Output is correct
9 Correct 1 ms 212 KB Output is correct
10 Correct 1 ms 340 KB Output is correct
11 Correct 6 ms 448 KB Output is correct
12 Correct 7 ms 456 KB Output is correct
13 Correct 12 ms 452 KB Output is correct
14 Correct 12 ms 448 KB Output is correct
15 Execution timed out 1054 ms 1884 KB Time limit exceeded
16 Halted 0 ms 0 KB -