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Submission #211465

# Submission time Handle Problem Language Result Execution time Memory
211465 2020-03-20T12:27:06 Z jzh Telefoni (COCI17_telefoni) C++14
8 / 80
 22 ms 3328 KB 
#include <bits/stdc++.h>
#pragma O3
using namespace std;
typedef long long ll;
int main() {
    ios_base::sync_with_stdio(0);
    cin.tie(0);
    ll n,k,i,sum=0,x,ans=0;
    cin>>n>>k;
    ll arr[n];
    for (i=0;i<n;i++){
        cin>>arr[i];
        x=arr[i];
        sum+=x;
        if (i>=k){
            sum-=arr[i-k];
        }
        if (i>=k-1){
            if (sum==0){
                ans++;
                arr[i]=1;
            }
        }
    }
    cout<<ans<<'\n';
 
}

Compilation message

telefoni.cpp:2:0: warning: ignoring #pragma O3  [-Wunknown-pragmas]
 #pragma O3

Subtask #1
8.0 / 80.0

# Verdict Execution time Memory Grader output
1 Incorrect 5 ms 512 KB Output isn't correct
2 Incorrect 5 ms 384 KB Output isn't correct
3 Correct 5 ms 384 KB Output is correct
4 Incorrect 5 ms 384 KB Output isn't correct
5 Incorrect 4 ms 384 KB Output isn't correct
6 Incorrect 4 ms 384 KB Output isn't correct
7 Incorrect 5 ms 384 KB Output isn't correct
8 Incorrect 20 ms 3320 KB Output isn't correct
9 Incorrect 22 ms 3328 KB Output isn't correct
10 Incorrect 22 ms 3328 KB Output isn't correct