Submission #475740

#	Time	Username	Problem	Language	Result	Execution time	Memory
475740		CaroLinda	Vepar (COCI21_vepar)	C++14	70 / 70	325 ms	43852 KiB

Main

#include <bits/stdc++.h>

#define mkt make_tuple
#define all(x) x.begin(),x.end()
#define sz(x) (int)(x.size())
#define ll long long
#define lp(i,a,b) for(int i = a ; i < b ; i++ )
#define pii pair<int,int>
#define mk make_pair
#define pb push_back

const int MAX= 10000000 ;
const int MAX_PRIMES = 664589 ;

using namespace std ;

int T ;
vector<int> primes ;
int d[MAX+10] ;

int getQtd(int x, int j)
{
	int ans = 0 ;
	ll k = primes[j] ;
	while(k <= x)
	{
		ans += x/k ;
		k *= primes[j] ;
	}
	return ans ;
}

int main()
{

	for(int i = 2 ; i <= MAX ; i++ )
	{
		if(d[i] > 0 ) continue ;

		primes.pb(i) ;
 
		for(int j = i ; j <= MAX ; j += i )
			if(d[j] == 0 ) d[j] = i ;
	}

	scanf("%d", &T ) ;
	for(int i = 1 ; i <= T ; i++ )
	{

		int a , b , c , d ;
		scanf("%d %d %d %d", &a, &b, &c, &d ) ;

		bool ok = true ;

		for(int j = 0 ; j < sz(primes) ; j++ )
		{
			if( getQtd(b,j)-getQtd(a-1,j) > getQtd(d,j)-getQtd(c-1,j) )
			{
				ok = false ;
				break ;
			}
			
		}

		printf("%s\n" , ok ? "DA" : "NE") ;

	}
	
}

Compilation message (stderr)

Main.cpp: In function 'int main()':
Main.cpp:46:7: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   46 |  scanf("%d", &T ) ;
      |  ~~~~~^~~~~~~~~~~
Main.cpp:51:8: warning: ignoring return value of 'int scanf(const char*, ...)' declared with attribute 'warn_unused_result' [-Wunused-result]
   51 |   scanf("%d %d %d %d", &a, &b, &c, &d ) ;
      |   ~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

• 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