oj.uz

Submission #424771

# Submission time Handle Problem Language Result Execution time Memory
424771 2021-06-12T09:53:25 Z A_D Fibonacci representations (CEOI18_fib) C++14
0 / 100
 1 ms 288 KB 
#include <bits/stdc++.h>
#define int long long
#define ii pair<int,int>
#define F first
#define S second
#define du long double
using namespace std;
const int MOD=1e9+7;
void solve()
{
    int n,ans=1;
    cin>>n;
    while(n--){
        int a;
        cin>>a;
        if(a!=1)ans*=2;
        ans%=MOD;
    }
    cout<<ans<<endl;
}
main()
{
    int t=1;
    //cin>>t;
    while(t--)solve();
}

Compilation message

fib.cpp:21:1: warning: ISO C++ forbids declaration of 'main' with no type [-Wreturn-type]
   21 | main()
      | ^~~~

Subtask #1
0 / 5.0

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

Subtask #2
0 / 20.0

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

Subtask #3
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 288 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 10.0

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

Subtask #5
0 / 15.0

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

Subtask #6
0 / 35.0

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