답안 #879353

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
879353 2023-11-27T07:43:55 Z Fake4Fun 이상한 기계 (APIO19_strange_device) C++14
100 / 100
374 ms 71848 KB
#include <bits/stdc++.h>
#define ll long long
using namespace std;
const int N = 1e6 + 5;
const ll oo = 1e18 + 10;
int n;
ll A, B;
ll l[N], r[N];
ll GCD(ll A, ll B) {
    if (A < B) swap(A, B);
    while (B) {
        A %= B;
        swap(A, B);
    }
    return A;
}
int main() {
    cin.tie(0) -> sync_with_stdio(0);
    cin >> n >> A >> B;
    for (int i = 1; i <= n; i++) cin >> l[i] >> r[i];
    ll temp = (B + 1) % A;
    ll diff;
    if (!temp) diff = B;
    else {
        ll gcd = GCD(temp, A);
        temp = A / gcd;
        if (oo / temp < B) diff = oo;
        else diff = temp * B;
    }
    if (diff == oo) {
        ll ans = 0;
        for (int i = 1; i <= n; i++) ans += r[i] - l[i] + 1;
        cout << ans;
    }
    else {
        #define pa pair<ll, ll>
        #define fi first
        #define se second
        vector<pa> v;
        for (int i = 1; i <= n; i++) {
            ll L = l[i] % diff, R = r[i] % diff;
            ll hL = l[i] / diff, hR = r[i] / diff;
            if (hR - hL > 2 || (hR - hL == 1 && R >= L - 1))
                return cout << diff, 0;
            if (hR == hL) v.emplace_back(L, R);
            else {
                v.emplace_back(L, diff - 1);
                v.emplace_back(0, R);
            }
        }
        sort(begin(v), end(v));
        ll curL = 0, curR = -1;
        ll ans = 0;
        for (auto i: v) {
            if (i.fi > curR) {
                ans += curR - curL + 1;
                curR = i.se;
                curL = i.fi;
            }
            else curR = max(curR, i.se);
        }
        ans += curR - curL + 1;
        cout << ans;
    }

    return 0;
}
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 4 ms 3164 KB Output is correct
3 Correct 4 ms 3164 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2512 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2400 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 4 ms 3164 KB Output is correct
17 Correct 57 ms 12500 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2508 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 1 ms 2396 KB Output is correct
3 Correct 1 ms 2396 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 212 ms 58336 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 324 ms 71640 KB Output is correct
3 Correct 327 ms 70624 KB Output is correct
4 Correct 300 ms 70748 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 324 ms 71640 KB Output is correct
3 Correct 327 ms 70624 KB Output is correct
4 Correct 300 ms 70748 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 323 ms 71656 KB Output is correct
7 Correct 339 ms 69656 KB Output is correct
8 Correct 341 ms 69828 KB Output is correct
9 Correct 345 ms 69780 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 324 ms 71640 KB Output is correct
3 Correct 327 ms 70624 KB Output is correct
4 Correct 300 ms 70748 KB Output is correct
5 Correct 0 ms 2396 KB Output is correct
6 Correct 32 ms 12496 KB Output is correct
7 Correct 35 ms 12516 KB Output is correct
8 Correct 45 ms 12644 KB Output is correct
9 Correct 31 ms 12496 KB Output is correct
10 Correct 46 ms 12516 KB Output is correct
11 Correct 32 ms 12516 KB Output is correct
12 Correct 30 ms 12496 KB Output is correct
13 Correct 36 ms 12496 KB Output is correct
14 Correct 34 ms 12496 KB Output is correct
15 Correct 34 ms 12448 KB Output is correct
16 Correct 37 ms 12528 KB Output is correct
17 Correct 31 ms 12496 KB Output is correct
18 Correct 312 ms 69856 KB Output is correct
19 Correct 334 ms 70752 KB Output is correct
20 Correct 354 ms 71132 KB Output is correct
21 Correct 34 ms 12496 KB Output is correct
22 Correct 31 ms 12768 KB Output is correct
23 Correct 108 ms 31716 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 36 ms 12524 KB Output is correct
3 Correct 55 ms 12512 KB Output is correct
4 Correct 362 ms 69664 KB Output is correct
5 Correct 40 ms 13008 KB Output is correct
6 Correct 33 ms 12904 KB Output is correct
7 Correct 42 ms 12496 KB Output is correct
8 Correct 36 ms 12496 KB Output is correct
9 Correct 34 ms 12652 KB Output is correct
10 Correct 42 ms 12652 KB Output is correct
11 Correct 34 ms 12664 KB Output is correct
12 Correct 30 ms 12480 KB Output is correct
13 Correct 36 ms 7844 KB Output is correct
14 Correct 356 ms 69700 KB Output is correct
15 Correct 34 ms 7816 KB Output is correct
16 Correct 342 ms 69480 KB Output is correct
17 Correct 337 ms 70108 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 2396 KB Output is correct
2 Correct 4 ms 3164 KB Output is correct
3 Correct 4 ms 3164 KB Output is correct
4 Correct 1 ms 2396 KB Output is correct
5 Correct 1 ms 2396 KB Output is correct
6 Correct 1 ms 2396 KB Output is correct
7 Correct 1 ms 2396 KB Output is correct
8 Correct 1 ms 2396 KB Output is correct
9 Correct 1 ms 2396 KB Output is correct
10 Correct 1 ms 2512 KB Output is correct
11 Correct 1 ms 2396 KB Output is correct
12 Correct 1 ms 2396 KB Output is correct
13 Correct 1 ms 2396 KB Output is correct
14 Correct 1 ms 2400 KB Output is correct
15 Correct 1 ms 2396 KB Output is correct
16 Correct 4 ms 3164 KB Output is correct
17 Correct 57 ms 12500 KB Output is correct
18 Correct 1 ms 2396 KB Output is correct
19 Correct 1 ms 2396 KB Output is correct
20 Correct 1 ms 2396 KB Output is correct
21 Correct 1 ms 2508 KB Output is correct
22 Correct 1 ms 2396 KB Output is correct
23 Correct 1 ms 2396 KB Output is correct
24 Correct 1 ms 2396 KB Output is correct
25 Correct 1 ms 2396 KB Output is correct
26 Correct 1 ms 2396 KB Output is correct
27 Correct 1 ms 2396 KB Output is correct
28 Correct 212 ms 58336 KB Output is correct
29 Correct 1 ms 2396 KB Output is correct
30 Correct 324 ms 71640 KB Output is correct
31 Correct 327 ms 70624 KB Output is correct
32 Correct 300 ms 70748 KB Output is correct
33 Correct 1 ms 2396 KB Output is correct
34 Correct 323 ms 71656 KB Output is correct
35 Correct 339 ms 69656 KB Output is correct
36 Correct 341 ms 69828 KB Output is correct
37 Correct 345 ms 69780 KB Output is correct
38 Correct 0 ms 2396 KB Output is correct
39 Correct 32 ms 12496 KB Output is correct
40 Correct 35 ms 12516 KB Output is correct
41 Correct 45 ms 12644 KB Output is correct
42 Correct 31 ms 12496 KB Output is correct
43 Correct 46 ms 12516 KB Output is correct
44 Correct 32 ms 12516 KB Output is correct
45 Correct 30 ms 12496 KB Output is correct
46 Correct 36 ms 12496 KB Output is correct
47 Correct 34 ms 12496 KB Output is correct
48 Correct 34 ms 12448 KB Output is correct
49 Correct 37 ms 12528 KB Output is correct
50 Correct 31 ms 12496 KB Output is correct
51 Correct 312 ms 69856 KB Output is correct
52 Correct 334 ms 70752 KB Output is correct
53 Correct 354 ms 71132 KB Output is correct
54 Correct 34 ms 12496 KB Output is correct
55 Correct 31 ms 12768 KB Output is correct
56 Correct 108 ms 31716 KB Output is correct
57 Correct 1 ms 2396 KB Output is correct
58 Correct 36 ms 12524 KB Output is correct
59 Correct 55 ms 12512 KB Output is correct
60 Correct 362 ms 69664 KB Output is correct
61 Correct 40 ms 13008 KB Output is correct
62 Correct 33 ms 12904 KB Output is correct
63 Correct 42 ms 12496 KB Output is correct
64 Correct 36 ms 12496 KB Output is correct
65 Correct 34 ms 12652 KB Output is correct
66 Correct 42 ms 12652 KB Output is correct
67 Correct 34 ms 12664 KB Output is correct
68 Correct 30 ms 12480 KB Output is correct
69 Correct 36 ms 7844 KB Output is correct
70 Correct 356 ms 69700 KB Output is correct
71 Correct 34 ms 7816 KB Output is correct
72 Correct 342 ms 69480 KB Output is correct
73 Correct 337 ms 70108 KB Output is correct
74 Correct 1 ms 2396 KB Output is correct
75 Correct 1 ms 2396 KB Output is correct
76 Correct 1 ms 2396 KB Output is correct
77 Correct 1 ms 2396 KB Output is correct
78 Correct 1 ms 2396 KB Output is correct
79 Correct 4 ms 3164 KB Output is correct
80 Correct 374 ms 70336 KB Output is correct
81 Correct 366 ms 70084 KB Output is correct
82 Correct 356 ms 71392 KB Output is correct
83 Correct 345 ms 71848 KB Output is correct
84 Correct 333 ms 69828 KB Output is correct
85 Correct 342 ms 71500 KB Output is correct
86 Correct 110 ms 32712 KB Output is correct
87 Correct 1 ms 2396 KB Output is correct