oj.uz

Submission #708296

# Submission time Handle Problem Language Result Execution time Memory
708296 2023-03-11T14:01:27 Z 600Mihnea Strange Device (APIO19_strange_device) C++17
10 / 100
 5000 ms 524288 KB 
#include <cmath>
#include <functional>
#include <fstream>
#include <iostream>
#include <vector>
#include <algorithm>
#include <string>
#include <set>
#include <map>
#include <list>
#include <time.h>
#include <math.h>
#include <random>
#include <deque>
#include <queue>
#include <unordered_map>
#include <unordered_set>
#include <iomanip>
#include <cassert>
#include <bitset>
#include <sstream>
#include <chrono>
#include <cstring>
#include <numeric>
#include <cstdint>
#include <limits>
#include <numeric>
#include <iostream>


using namespace std;

#define int long long

pair<int, int> get(int t, int a, int b)
{
	int x = (t + t / b) % a;
	int y = t % b;
	return { x, y };
}

bool same_dumb(int t1, int t2, int a, int b)
{
	return get(t1, a, b) == get(t2, a, b);
}

int gcd(int a, int b)
{
	if (b == 0) return a;
	return gcd(b, a % b);
}

const int lim = 20;

void print(vector<int> v)
{
	cout << " ---> ";
	for (auto& x : v)
	{
		cout << x << " ";
	}
	cout << "\n";
}

void solve()
{ 
	int n, mod;
	cin >> n;
	{
		int a, b;
		cin >> a >> b;
		a /= gcd(a, b + 1);	
		if (a <= ((int)1e18 + 7) / b)
		{
			a *= b;
			mod = a;
		}
		else
		{
			mod = ((int)1e18 + 7);
		}
	}
	set<int> s;
	vector<pair<int, int>> segs(n);
	for (auto& it : segs)
	{
		cin >> it.first >> it.second;
		int bag = 0;
		for (int j = it.first; j <= it.second; j++)
		{
			bag++;
			s.insert(j % mod);
		}
		assert(mod >= 0);
		if (bag >= mod)
		{
		//	assert((int)s.size() == mod);
		}
	}
	cout << (int)s.size() << "\n";
	exit(0);
}

signed main()
{
#ifdef ONPC	
	FILE* stream;
	freopen_s(&stream, "input.txt", "r", stdin);
#else
	ios::sync_with_stdio(0); cin.tie(0); cout.tie(0);
#endif

	solve();
	return 0;
}

Subtask #1
10.0 / 10.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 34 ms 9472 KB Output is correct
3 Correct 53 ms 13612 KB Output is correct
4 Correct 2 ms 724 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 4 ms 980 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 26 ms 5348 KB Output is correct
16 Correct 22 ms 5228 KB Output is correct
17 Correct 56 ms 6576 KB Output is correct
18 Correct 0 ms 212 KB Output is correct

Subtask #2
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 1 ms 212 KB Output is correct
2 Runtime error 3827 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #3
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 81 ms 24248 KB Output is correct
3 Correct 82 ms 24108 KB Output is correct
4 Correct 79 ms 23004 KB Output is correct
5 Execution timed out 5019 ms 62664 KB Time limit exceeded
6 Halted 0 ms 0 KB -

Subtask #4
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 491 ms 62948 KB Output is correct
3 Runtime error 2249 ms 524288 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #5
0 / 5.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 491 ms 62948 KB Output is correct
3 Runtime error 2249 ms 524288 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #6
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 491 ms 62948 KB Output is correct
3 Runtime error 2249 ms 524288 KB Execution killed with signal 9
4 Halted 0 ms 0 KB -

Subtask #7
0 / 20.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Runtime error 2294 ms 524288 KB Execution killed with signal 9
3 Halted 0 ms 0 KB -

Subtask #8
0 / 30.0

# Verdict Execution time Memory Grader output
1 Correct 0 ms 212 KB Output is correct
2 Correct 34 ms 9472 KB Output is correct
3 Correct 53 ms 13612 KB Output is correct
4 Correct 2 ms 724 KB Output is correct
5 Correct 1 ms 340 KB Output is correct
6 Correct 1 ms 340 KB Output is correct
7 Correct 1 ms 340 KB Output is correct
8 Correct 1 ms 340 KB Output is correct
9 Correct 4 ms 980 KB Output is correct
10 Correct 0 ms 212 KB Output is correct
11 Correct 1 ms 212 KB Output is correct
12 Correct 0 ms 212 KB Output is correct
13 Correct 1 ms 212 KB Output is correct
14 Correct 1 ms 212 KB Output is correct
15 Correct 26 ms 5348 KB Output is correct
16 Correct 22 ms 5228 KB Output is correct
17 Correct 56 ms 6576 KB Output is correct
18 Correct 0 ms 212 KB Output is correct
19 Correct 1 ms 212 KB Output is correct
20 Runtime error 3827 ms 524288 KB Execution killed with signal 9
21 Halted 0 ms 0 KB -