Submission #808598

#	Time	Username	Problem	Language	Result	Execution time	Memory
808598		tlnk07	Vepar (COCI21_vepar)	C++17	70 / 70	204 ms	18704 KiB

Main

#include<bits/stdc++.h>
using namespace std;
#define int long long

long long t, a, b, c, d, s, s1;
bool chk[10000001];
vector<int> prime;

int calc(int u,int v)
{
	int k = 0;
	while (u) {
		k += u/v;
		u /= v;
	}
	return k;
}

signed main()
{
	ios::sync_with_stdio (false);
	cin.tie (0); cout.tie (0);
	for(int i = 2; i <= 10000000; ++i)
	{
		if(!chk[i])
		{
			prime.push_back(i);
			for(int j = i * 2; j <= 10000000; j += i)	chk[j] = 1;
		}
	}
	cin >> t;
	while(t--)
	{
		cin >> a >> b >> c >> d;
		bool check = 0;
		for (int u : prime)
		{
			if (calc(b, u) - calc(a - 1, u) > calc(d, u) - calc(c - 1, u))
			{
				check = true;
				break;
			}
		}
		if(!check)	cout << "DA\n";
		else	cout << "NE\n";
	}
}

• Subtask 1: 10 / 10
• Subtask 2: 10 / 10
• Subtask 3: 10 / 10
• Subtask 4: 10 / 10
• Subtask 5: 10 / 10
• Subtask 6: 10 / 10
• Subtask 7: 10 / 10