oj.uz

Submission #493899

# Submission time Handle Problem Language Result Execution time Memory
493899 2021-12-13T10:31:23 Z Karabasan Nizin (COCI16_nizin) C++17
10 / 100
 50 ms 7932 KB 
#include <bits/stdc++.h>
#define ll long long
#define fast1 ios_base::sync_with_stdio(false);cin.tie(NULL);cout.tie(NULL);
#define endl "\n"
#define int long long
using namespace std;
#pragma GCC optimize("Ofast")
#pragma GCC target("fma,sse,sse2,sse3,avx")
#pragma GCC optimize("unroll-loops")

int n;
int dizi[1000005];
void solve()
{
    cin>>n;
    for(int i=1;i<=n;i++)
        cin>>dizi[i];
    int i=1;
    int j=n;
    int cevap=0;
    while(i<j)
    {
        if(dizi[i]!=dizi[j])
        {
            if(dizi[i]+dizi[i+1]==dizi[j])
            {
                cevap++;
                i+=2;
                j--;
            }
            else if(dizi[j]+dizi[j-1]==dizi[i])
            {
                cevap++;
                i++;
                j-=2;
            }
            else
            {
                cevap+=2;
                dizi[i+1]=dizi[i]+dizi[i+1];
                dizi[j-1]=dizi[j]+dizi[j-1];
                i++;
                j--;
            }
        }
        else
        {
            i++;
            j--;
        }
    }
    cout<<cevap;

}
signed main()
{
    fast1
    int t=1;
    //cin>>t;
    while(t--)
    {
        solve();
    }
    return 0;
}

Subtask #1
0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Incorrect 0 ms 204 KB Output isn't correct

Subtask #2
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 0 ms 204 KB Output is correct

Subtask #3
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 204 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 4 ms 844 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #8
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 18 ms 2916 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #9
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 40 ms 6140 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #10
0 / 10.0

# Verdict Execution time Memory Grader output
1 Incorrect 50 ms 7932 KB Output isn't correct
2 Halted 0 ms 0 KB -