oj.uz

답안 #526988

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
526988 2022-02-16T19:06:27 Z Lobo 이상한 기계 (APIO19_strange_device) C++17
10 / 100
 495 ms 16840 KB 
#include<bits/stdc++.h>
using namespace std;
 
const long long inf = (long long) 2e18 + 10;
const int inf1 = (int) 1e9 + 10;
#define int long long
#define dbl long double
#define endl '\n'
#define sc second
#define fr first
#define mp make_pair
#define pb push_back
#define all(x) x.begin(), x.end()
 
#define maxn 
 
void solve() {
    int n, a, b;
    cin >> n >> a >> b;
    int m;
    if(log2(a) + log2(b) > log2(inf)) m = inf;
    else m = a*b;
 
    vector<pair<int,int>> lr;
 
    for(int i = 1; i <= n; i++) {
        int l, r; cin >> l >> r;
 
        if(r-l+1 >= m) {
            lr.pb(mp(0,m-1));
        }
        else if(l/m != r/m) {
            //terminam em cantos diferentes
            l%= m;
            r%= m;
            //colocar l,m-1 e 0,r
            lr.pb(mp(l,m-1));
            lr.pb(mp(0,r));
        }
        else {
            l%= m;
            r%= m;
            lr.pb(mp(l,r));
        }
    }
 
    sort(all(lr));
 
    int l = 0;
    int r = -1;
    int ans = 0;
    for(auto x : lr) {
        int l1 = x.fr;
        int r1 = x.sc;
 
        if(l1 > r) {
            //conta o lr anterior e comeca um novo
            ans+= r-l+1;
            l = l1;
            r = r1;
        }
        r = max(r,r1);
    }
 
    ans+= r-l+1;
 
    assert(ans <= m);
    cout << ans << endl;
 
 
}
 
int32_t main() {
    ios::sync_with_stdio(false); cin.tie(0);
 
    // freopen("in.in", "r", stdin);
    //freopen("out.out", "w", stdout);
 
    int tt = 1;
    // cin >> tt;
    while(tt--) solve();
 
}

Subtask #1
0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 4 ms 592 KB Output is correct
3 Correct 6 ms 592 KB Output is correct
4 Incorrect 0 ms 204 KB Output isn't correct
5 Halted 0 ms 0 KB -

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 0 ms 204 KB Output is correct
3 Correct 1 ms 204 KB Output is correct
4 Correct 0 ms 204 KB Output is correct
5 Correct 0 ms 204 KB Output is correct

Subtask #3
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 1 ms 332 KB Output is correct
3 Correct 1 ms 332 KB Output is correct
4 Correct 1 ms 332 KB Output is correct
5 Correct 296 ms 16824 KB Output is correct

Subtask #4
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 373 ms 16840 KB Output is correct
3 Incorrect 413 ms 16824 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 373 ms 16840 KB Output is correct
3 Incorrect 413 ms 16824 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 373 ms 16840 KB Output is correct
3 Incorrect 413 ms 16824 KB Output isn't correct
4 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 40 ms 2480 KB Output is correct
3 Correct 41 ms 2444 KB Output is correct
4 Correct 495 ms 16772 KB Output is correct
5 Correct 37 ms 2508 KB Output is correct
6 Correct 38 ms 2504 KB Output is correct
7 Correct 51 ms 2468 KB Output is correct
8 Correct 40 ms 2484 KB Output is correct
9 Correct 43 ms 2472 KB Output is correct
10 Correct 38 ms 2484 KB Output is correct
11 Correct 39 ms 2688 KB Output is correct
12 Correct 36 ms 2484 KB Output is correct
13 Correct 39 ms 2504 KB Output is correct
14 Correct 416 ms 16776 KB Output is correct
15 Incorrect 41 ms 2396 KB Output isn't correct
16 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 204 KB Output is correct
2 Correct 4 ms 592 KB Output is correct
3 Correct 6 ms 592 KB Output is correct
4 Incorrect 0 ms 204 KB Output isn't correct
5 Halted 0 ms 0 KB -