Submission #576500

#	Time	Username	Problem	Language	Result	Execution time	Memory
576500		MuntherCarrot	Exam (eJOI20_exam)	C++14	12 / 100	25 ms	3520 KiB

exam

#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define endl "\n"
#define all(x) x.begin(),x.end()
int main()
{
    ios_base::sync_with_stdio(0);cin.tie(0);cout.tie(0);
    int students;
    cin >> students;
    vector<int> A(students),B(students);
    for(int i=0;i<students;i++) cin >> A[i];
    for(int i=0;i<students;i++) cin >> B[i];
    vector<int> ans(students,0);
    int x=0;
    for(int i=0;i<students;i++){
        if(A[i] >= B[i]) ans[i]=A[i];
    }
    bool q=0;
    for(int i=0;i<students;i++){
        if(ans[i] == B[i])q=1;
        if(ans[i] > B[i])q=0;
        if(q) ans[i]=B[i];
    }
    q=0;
    for(int i=students-1;i>=0;i--){
        if(ans[i] == B[i])q=1;
        if(ans[i] > B[i])q=0;
        if(q) ans[i]=B[i];
    }
    for(int i=1;i<students;i++){
        if(ans[i] == 0) ans[i]=ans[i-1];
    }
    for(int i=students-2;i>=0;i--){
        if(ans[i] == 0) ans[i]=ans[i+1];
    }
    int counter=0;
    for(int i=0;i<students;i++){
            //cout << ans[i] << ' ';
        if(ans[i]==B[i]) counter++;
    }
    cout << counter;
    return 0;
}

Compilation message (stderr)

exam.cpp: In function 'int main()':
exam.cpp:15:9: warning: unused variable 'x' [-Wunused-variable]
   15 |     int x=0;
      |         ^

• Subtask 1: 0 / 14
• Subtask 2: 12 / 12
• Subtask 3: 0 / 13
• Subtask 4: 0 / 23
• Subtask 5: 0 / 16
• Subtask 6: 0 / 22