Submission #847591


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//In the name of Allah
#include <bits/stdc++.h>
using namespace std;

typedef long long ll; 

const int maxN = 1000 * 100 + 100; 
const int mx = 2500 + 10; 

ll a[maxN]; 
map<ll,int> cnt; 
vector<int> pr; 
int mark[maxN]; 

int main() { 
	for( int i = 2 ; i < mx ; i++ ) if( !mark[i] ) { 
		pr.push_back(i); 
		for( int j = i + i ; j < maxN ; j += i ) 
			mark[j] = true; 
	}

	ios::sync_with_stdio(false); cin.tie(0); 
	int n; cin >> n; 
	for( int i = 0 ; i < n ; i++ ) { 
		cin >> a[i]; 
		for( int t = 2 ; t < mx ; t++ ) { 
			ll z = t * 1ll * t * t; 
			while( a[i] % z == 0 ) 
				a[i] /= z; 
		}
		cnt[a[i]]++; 
	}
	sort( a , a + n ); 
	int ans = 0; 
	if( cnt[1] ) ans = 1; 
	cnt[1] = 0; 

	for( int i = 0 ; i < n ; i++ ) 
		if( cnt[a[i]] ) { 
			ll x = a[i]; 
			ll z = 1; 
			for( auto y : pr ) { 
				if( x % y == 0 ) { 
					int v = 0; 
					while( x % y == 0 ) { 
						v++; 
						x /= y;
					}
					if( v == 1 ) z *= y * 1ll * y; 
					else if( v == 2 ) z *= y; 
					if( x == 1 ) break; 
				} else if( y * 1ll * y > x ) 
					break;
			}
			if( x > 1 ) 
				z *= x * 1ll * x; 
			ans += max( cnt[a[i]] , cnt[z] ); 
			cnt[z] = 0;
			cnt[a[i]] = 0; 
			//cerr << a[i] << "   " << z << " ANS CHANGED TO " << ans << endl;
		}
	cout << ans << endl;
}

Submission Info

Submission Time
Task D - Anticube
User LiTi
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1326 Byte
Status TLE
Exec Time 5120 ms
Memory 13952 KB

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 1100
Status
AC × 3
AC × 41
TLE × 10
Set Name Test Cases
Sample s1.txt, s2.txt, s3.txt
All 01.txt, 02.txt, 03.txt, 04.txt, 05.txt, 06.txt, 07.txt, 08.txt, 09.txt, 10.txt, 11.txt, 12.txt, 13.txt, 14.txt, 15.txt, 16.txt, 17.txt, 18.txt, 19.txt, 20.txt, 21.txt, 22.txt, 23.txt, 24.txt, 25.txt, 26.txt, 27.txt, 28.txt, 29.txt, 30.txt, 31.txt, 32.txt, 33.txt, 34.txt, 35.txt, 36.txt, 37.txt, 38.txt, 39.txt, 40.txt, 41.txt, 42.txt, 43.txt, 44.txt, 45.txt, 46.txt, 47.txt, 48.txt, s1.txt, s2.txt, s3.txt
Case Name Status Exec Time Memory
01.txt TLE 5091 ms 13952 KB
02.txt TLE 5087 ms 13952 KB
03.txt TLE 5102 ms 13952 KB
04.txt TLE 5077 ms 13952 KB
05.txt TLE 5120 ms 13952 KB
06.txt TLE 5082 ms 13952 KB
07.txt TLE 5084 ms 13952 KB
08.txt TLE 5097 ms 13952 KB
09.txt TLE 5095 ms 13952 KB
10.txt TLE 5096 ms 13952 KB
11.txt AC 4760 ms 5376 KB
12.txt AC 4751 ms 5376 KB
13.txt AC 4616 ms 5376 KB
14.txt AC 4624 ms 5376 KB
15.txt AC 4611 ms 5376 KB
16.txt AC 4667 ms 5376 KB
17.txt AC 4540 ms 1408 KB
18.txt AC 4536 ms 1408 KB
19.txt AC 4536 ms 1408 KB
20.txt AC 4536 ms 1408 KB
21.txt AC 4855 ms 9088 KB
22.txt AC 4870 ms 8960 KB
23.txt AC 4866 ms 8960 KB
24.txt AC 4846 ms 8960 KB
25.txt AC 4857 ms 8960 KB
26.txt AC 4841 ms 8960 KB
27.txt AC 4679 ms 11776 KB
28.txt AC 4489 ms 1408 KB
29.txt AC 4490 ms 1408 KB
30.txt AC 4474 ms 1408 KB
31.txt AC 4480 ms 1408 KB
32.txt AC 4476 ms 1408 KB
33.txt AC 5 ms 640 KB
34.txt AC 4508 ms 1408 KB
35.txt AC 4506 ms 1408 KB
36.txt AC 5 ms 640 KB
37.txt AC 4775 ms 6272 KB
38.txt AC 4772 ms 6272 KB
39.txt AC 4762 ms 6272 KB
40.txt AC 4773 ms 6272 KB
41.txt AC 5 ms 640 KB
42.txt AC 5 ms 640 KB
43.txt AC 5 ms 640 KB
44.txt AC 5 ms 640 KB
45.txt AC 5 ms 640 KB
46.txt AC 5 ms 640 KB
47.txt AC 5 ms 640 KB
48.txt AC 5 ms 640 KB
s1.txt AC 5 ms 640 KB
s2.txt AC 5 ms 640 KB
s3.txt AC 5 ms 640 KB