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답안 #981398

# 제출 시각 아이디 문제 언어 결과 실행 시간 메모리
981398 2024-05-13T06:57:08 Z Amaarsaa 이상한 기계 (APIO19_strange_device) C++14
100 / 100
 434 ms 53940 KB 
#include<bits/stdc++.h>

using namespace std;
using ll = long long ;
int main() {
//	freopen("moocast.in", "r", stdin);
//	freopen("moocast.out", "w", stdout);
	ios::sync_with_stdio(false);
	cin.tie(NULL);
	ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;

	cin >> n >> a >> b; 
	s = __gcd(b + 1, a);
	s = a / s;
	if ( b > 1e18/s) {
		 s= 0;
		for (i = 1; i <= n; i ++) {
			cin >> x >> y;
			s += (y -x + 1);
		}		
		cout << s<< endl;
		return 0;
	}
	s = s * b;
	ans = 0;
	map < ll, ll > A;
	vector < pair <ll,ll > > v;
	for (i = 1; i <= n; i ++) {
		cin >> x >> y;
		if ( x / s == y / s) {
			v.push_back({x%s, y%s});
		}
		else {
			if ( x / s + 1 == y / s) {
				v.push_back({x%s, s - 1});
				v.push_back({0, y%s});
			} 
			else {
				cout << s << endl;
				return 0;
			}
		}	
		
	}
	sort(v.begin(), v.end());
	ll mx = -1;
	for (i = 0; i < v.size(); i ++) {
		if ( v[i].first <= mx) {
			ans += max(0ll, v[i].second - mx);
		}
		else ans += (v[i].second - v[i].first + 1);
		mx =max(mx, v[i].second);
	}
	cout << ans << endl;
}

Compilation message

strange_device.cpp: In function 'int main()':
strange_device.cpp:47:16: warning: comparison of integer expressions of different signedness: 'll' {aka 'long long int'} and 'std::vector<std::pair<long long int, long long int> >::size_type' {aka 'long unsigned int'} [-Wsign-compare]
   47 |  for (i = 0; i < v.size(); i ++) {
      |              ~~^~~~~~~~~~
strange_device.cpp:10:5: warning: unused variable 't' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |     ^
strange_device.cpp:10:11: warning: unused variable 'm' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |           ^
strange_device.cpp:10:18: warning: unused variable 'l' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |                  ^
strange_device.cpp:10:30: warning: unused variable 'lo' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |                              ^~
strange_device.cpp:10:34: warning: unused variable 'hi' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |                                  ^~
strange_device.cpp:10:38: warning: unused variable 'mid' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |                                      ^~~
strange_device.cpp:10:43: warning: unused variable 'sum' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |                                           ^~~
strange_device.cpp:10:54: warning: unused variable 'r' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |                                                      ^
strange_device.cpp:10:57: warning: unused variable 'p' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |                                                         ^
strange_device.cpp:10:63: warning: unused variable 'j' [-Wunused-variable]
   10 |  ll t, n, m, ans,l, a, b, s, lo, hi, mid, sum, x, y, r, p, i, j;
      |                                                               ^

Subtask #1
10.0 / 10.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 3 ms 736 KB Output is correct
3 Correct 3 ms 736 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 3 ms 736 KB Output is correct
17 Correct 32 ms 2568 KB Output is correct
18 Correct 0 ms 344 KB Output is correct

Subtask #2
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 0 ms 348 KB Output is correct
3 Correct 0 ms 348 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct

Subtask #3
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 1 ms 348 KB Output is correct
2 Correct 1 ms 348 KB Output is correct
3 Correct 1 ms 344 KB Output is correct
4 Correct 1 ms 348 KB Output is correct
5 Correct 216 ms 17904 KB Output is correct

Subtask #4
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 288 ms 17916 KB Output is correct
3 Correct 281 ms 18196 KB Output is correct
4 Correct 312 ms 53328 KB Output is correct

Subtask #5
5.0 / 5.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 288 ms 17916 KB Output is correct
3 Correct 281 ms 18196 KB Output is correct
4 Correct 312 ms 53328 KB Output is correct
5 Correct 1 ms 344 KB Output is correct
6 Correct 304 ms 53544 KB Output is correct
7 Correct 313 ms 53940 KB Output is correct
8 Correct 303 ms 53488 KB Output is correct
9 Correct 357 ms 53700 KB Output is correct

Subtask #6
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 288 ms 17916 KB Output is correct
3 Correct 281 ms 18196 KB Output is correct
4 Correct 312 ms 53328 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 29 ms 5636 KB Output is correct
7 Correct 32 ms 5836 KB Output is correct
8 Correct 32 ms 5832 KB Output is correct
9 Correct 32 ms 5636 KB Output is correct
10 Correct 34 ms 6252 KB Output is correct
11 Correct 31 ms 5844 KB Output is correct
12 Correct 29 ms 5832 KB Output is correct
13 Correct 32 ms 5812 KB Output is correct
14 Correct 30 ms 5732 KB Output is correct
15 Correct 34 ms 5832 KB Output is correct
16 Correct 32 ms 5832 KB Output is correct
17 Correct 35 ms 5676 KB Output is correct
18 Correct 311 ms 52976 KB Output is correct
19 Correct 314 ms 52948 KB Output is correct
20 Correct 326 ms 52992 KB Output is correct
21 Correct 37 ms 5708 KB Output is correct
22 Correct 32 ms 5680 KB Output is correct
23 Correct 93 ms 19232 KB Output is correct

Subtask #7
20.0 / 20.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 344 KB Output is correct
2 Correct 33 ms 2520 KB Output is correct
3 Correct 32 ms 2520 KB Output is correct
4 Correct 434 ms 17628 KB Output is correct
5 Correct 32 ms 2520 KB Output is correct
6 Correct 31 ms 2512 KB Output is correct
7 Correct 32 ms 2520 KB Output is correct
8 Correct 35 ms 2636 KB Output is correct
9 Correct 31 ms 2520 KB Output is correct
10 Correct 38 ms 2656 KB Output is correct
11 Correct 36 ms 2672 KB Output is correct
12 Correct 28 ms 2520 KB Output is correct
13 Correct 39 ms 2520 KB Output is correct
14 Correct 338 ms 17332 KB Output is correct
15 Correct 34 ms 2508 KB Output is correct
16 Correct 291 ms 18612 KB Output is correct
17 Correct 282 ms 18820 KB Output is correct
18 Correct 0 ms 344 KB Output is correct

Subtask #8
30.0 / 30.0

# 결과 실행 시간 메모리 Grader output
1 Correct 0 ms 348 KB Output is correct
2 Correct 3 ms 736 KB Output is correct
3 Correct 3 ms 736 KB Output is correct
4 Correct 0 ms 348 KB Output is correct
5 Correct 0 ms 348 KB Output is correct
6 Correct 0 ms 348 KB Output is correct
7 Correct 1 ms 344 KB Output is correct
8 Correct 0 ms 600 KB Output is correct
9 Correct 1 ms 348 KB Output is correct
10 Correct 0 ms 348 KB Output is correct
11 Correct 0 ms 348 KB Output is correct
12 Correct 0 ms 348 KB Output is correct
13 Correct 0 ms 348 KB Output is correct
14 Correct 0 ms 348 KB Output is correct
15 Correct 1 ms 344 KB Output is correct
16 Correct 3 ms 736 KB Output is correct
17 Correct 32 ms 2568 KB Output is correct
18 Correct 0 ms 344 KB Output is correct
19 Correct 0 ms 348 KB Output is correct
20 Correct 0 ms 348 KB Output is correct
21 Correct 0 ms 348 KB Output is correct
22 Correct 0 ms 348 KB Output is correct
23 Correct 0 ms 348 KB Output is correct
24 Correct 1 ms 348 KB Output is correct
25 Correct 1 ms 348 KB Output is correct
26 Correct 1 ms 344 KB Output is correct
27 Correct 1 ms 348 KB Output is correct
28 Correct 216 ms 17904 KB Output is correct
29 Correct 0 ms 348 KB Output is correct
30 Correct 288 ms 17916 KB Output is correct
31 Correct 281 ms 18196 KB Output is correct
32 Correct 312 ms 53328 KB Output is correct
33 Correct 1 ms 344 KB Output is correct
34 Correct 304 ms 53544 KB Output is correct
35 Correct 313 ms 53940 KB Output is correct
36 Correct 303 ms 53488 KB Output is correct
37 Correct 357 ms 53700 KB Output is correct
38 Correct 0 ms 348 KB Output is correct
39 Correct 29 ms 5636 KB Output is correct
40 Correct 32 ms 5836 KB Output is correct
41 Correct 32 ms 5832 KB Output is correct
42 Correct 32 ms 5636 KB Output is correct
43 Correct 34 ms 6252 KB Output is correct
44 Correct 31 ms 5844 KB Output is correct
45 Correct 29 ms 5832 KB Output is correct
46 Correct 32 ms 5812 KB Output is correct
47 Correct 30 ms 5732 KB Output is correct
48 Correct 34 ms 5832 KB Output is correct
49 Correct 32 ms 5832 KB Output is correct
50 Correct 35 ms 5676 KB Output is correct
51 Correct 311 ms 52976 KB Output is correct
52 Correct 314 ms 52948 KB Output is correct
53 Correct 326 ms 52992 KB Output is correct
54 Correct 37 ms 5708 KB Output is correct
55 Correct 32 ms 5680 KB Output is correct
56 Correct 93 ms 19232 KB Output is correct
57 Correct 0 ms 344 KB Output is correct
58 Correct 33 ms 2520 KB Output is correct
59 Correct 32 ms 2520 KB Output is correct
60 Correct 434 ms 17628 KB Output is correct
61 Correct 32 ms 2520 KB Output is correct
62 Correct 31 ms 2512 KB Output is correct
63 Correct 32 ms 2520 KB Output is correct
64 Correct 35 ms 2636 KB Output is correct
65 Correct 31 ms 2520 KB Output is correct
66 Correct 38 ms 2656 KB Output is correct
67 Correct 36 ms 2672 KB Output is correct
68 Correct 28 ms 2520 KB Output is correct
69 Correct 39 ms 2520 KB Output is correct
70 Correct 338 ms 17332 KB Output is correct
71 Correct 34 ms 2508 KB Output is correct
72 Correct 291 ms 18612 KB Output is correct
73 Correct 282 ms 18820 KB Output is correct
74 Correct 0 ms 344 KB Output is correct
75 Correct 0 ms 348 KB Output is correct
76 Correct 0 ms 348 KB Output is correct
77 Correct 0 ms 348 KB Output is correct
78 Correct 0 ms 348 KB Output is correct
79 Correct 5 ms 1088 KB Output is correct
80 Correct 342 ms 53272 KB Output is correct
81 Correct 356 ms 53312 KB Output is correct
82 Correct 332 ms 53516 KB Output is correct
83 Correct 326 ms 53004 KB Output is correct
84 Correct 338 ms 53668 KB Output is correct
85 Correct 333 ms 53052 KB Output is correct
86 Correct 109 ms 19128 KB Output is correct
87 Correct 0 ms 344 KB Output is correct