oj.uz

Submission #824122

# Submission time Handle Problem Language Result Execution time Memory
824122 2023-08-13T14:37:59 Z ajay Savrsen (COCI17_savrsen) C++14
30 / 120
 3000 ms 212 KB 
/* Ajay Jadhav */

#include <iostream>
#include <cstdio>
#include <algorithm>
#include <deque>
#include <vector>
#include <cstdlib>
#include <iomanip>
#include <cmath>
#include <queue>
#include <map>
#include <set>
#include <stack>
#include <ctime>
#include <string.h>
#include <climits>
#include <cstring>
using namespace std;

#define ll long long
#define pb push_back
#define pii pair<int, int>
#define vi vector<int>
#define vii vector<pii>
#define mi map<int, int>
#define mii map<pii, int>
#define all(a) (a).begin(), (a).end()
#define x first
#define y second
#define sz(x) (int)x.size()
#define hell 1000000007
#define rep(i, a, b) for (int i = a; i < b; i++)
#define endl '\n'

int f(int n)
{
    int sum = n;
    for (ll i = 1; i <= n / 2; i++)
    {
        if (n % i == 0)
        {
            sum -= i;
        }
    }
    return abs(sum);
}

void solve()
{
    int a, b;
    cin >> a >> b;
    ll ans = 0;
    rep(i, a, b + 1)
    {
        ans += f(i);
    }
    cout << ans << endl;
}

signed main()
{
    ios::sync_with_stdio(false);
    cin.tie(0);
    cout.tie(0);
    int t = 1;
    // cin>>t;
    while (t--)
    {
        solve();
    }
    return 0;
}

Subtask #1
30.0 / 120.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 2 ms 212 KB Output is correct
3 Execution timed out 3077 ms 212 KB Time limit exceeded
4 Execution timed out 3084 ms 212 KB Time limit exceeded
5 Execution timed out 3077 ms 212 KB Time limit exceeded
6 Execution timed out 3083 ms 212 KB Time limit exceeded
7 Execution timed out 3023 ms 212 KB Time limit exceeded
8 Execution timed out 3078 ms 212 KB Time limit exceeded