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Submission #870434

# Submission time Handle Problem Language Result Execution time Memory
870434 2023-11-07T23:58:22 Z gutzzy Fancy Fence (CEOI20_fancyfence) C++14
0 / 100
 1 ms 348 KB 
#include <bits/stdc++.h>
using namespace std;

int main(){
    int n;
    cin >> n;
    vector<long long> h(n);
    vector<long long> w(n);
    long long m=0;
    for(int i=0;i<n;i++) cin >> h[i];
    for(int i=0;i<n;i++){
        cin >> w[i];
        m += w[i];
    }
    long long mod = 1000000007;
    long long p = (h[0]*(h[0]+1))/2;
    long long q = (m*(m+1))/2;
    p = p%mod;
    q = q%mod;
    cout << (p*q)%mod << endl;
    

    return 0;
}

Subtask #1
0 / 0.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #2
0 / 12.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #3
0 / 13.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #4
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #5
0 / 15.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #6
0 / 18.0

# Verdict Execution time Memory Grader output
1 Incorrect 0 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -

Subtask #7
0 / 27.0

# Verdict Execution time Memory Grader output
1 Incorrect 1 ms 348 KB Output isn't correct
2 Halted 0 ms 0 KB -