Submission #846520


Source Code Expand

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#include<bits/stdc++.h>
using namespace std;
map<long long,int> m;
int prm[3000],pcnt;
int main(){
	for(int i=2;i<3000;i++){
		bool gg=false;
		for(int j=2;j*j<=i;j++){
			if(i%j==0) gg=true;
		}
		if(!gg) prm[pcnt++]=i;
	}
	int ans=0;
	int n;
	long long x,up=1e11;
	scanf("%d",&n);
	for(int i=0;i<n;i++){
		scanf("%lld",&x);
		for(int j=0;j<pcnt;j++){
			int c=0;
			while(x%prm[j]==0) x/=prm[j],c++;
			c%=3;
			while(c--) x*=prm[j];
		}
		m[x]++;
	}
	if(m.count(1)) ans++,m.erase(1);
	for(auto it=m.begin();it!=m.end();it=m.erase(it)){
		long long now=it->first,rev=1,tr=1;
		bool tb=false;
		for(int j=0;j<pcnt;j++){
			int c=0;
			while(now%prm[j]==0) now/=prm[j],c++;
			if(c) c=3-c;
			while(c--){
				if(up/rev>prm[j]) rev*=prm[j];
				else tb=true;
			}
		}
		if(now>1){
			long long sq=round(sqrt(now));
			if(sq*sq==now) tr=sq;
			else if(sq<up/sq) tr=sq*sq;
			else tb=true;
		}
		if(!tb&&rev<up/tr){
			rev*=tr;
			ans+=max(it->second,m[rev]);
			m.erase(rev);
		}
		else ans+=it->second;
	}
	printf("%d\n",ans);
	return 0;
}

Submission Info

Submission Time
Task D - Anticube
User aaaaajack
Language C++14 (GCC 5.4.1)
Score 0
Code Size 1092 Byte
Status WA
Exec Time 1645 ms
Memory 6528 KB

Compile Error

./Main.cpp: In function ‘int main()’:
./Main.cpp:16:16: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
  scanf("%d",&n);
                ^
./Main.cpp:18:19: warning: ignoring return value of ‘int scanf(const char*, ...)’, declared with attribute warn_unused_result [-Wunused-result]
   scanf("%lld",&x);
                   ^

Judge Result

Set Name Sample All
Score / Max Score 0 / 0 0 / 1100
Status
AC × 3
AC × 37
WA × 14
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 AC 1621 ms 6528 KB
02.txt AC 1610 ms 6528 KB
03.txt AC 1617 ms 6528 KB
04.txt AC 1613 ms 6528 KB
05.txt AC 1645 ms 6528 KB
06.txt AC 1645 ms 6528 KB
07.txt AC 1629 ms 6528 KB
08.txt AC 1615 ms 6528 KB
09.txt AC 1613 ms 6528 KB
10.txt AC 1619 ms 6528 KB
11.txt AC 1025 ms 2176 KB
12.txt AC 1030 ms 2176 KB
13.txt WA 1077 ms 2560 KB
14.txt WA 1070 ms 2560 KB
15.txt WA 1070 ms 2560 KB
16.txt WA 1064 ms 2560 KB
17.txt AC 837 ms 256 KB
18.txt AC 836 ms 256 KB
19.txt AC 837 ms 256 KB
20.txt AC 837 ms 256 KB
21.txt WA 1292 ms 4096 KB
22.txt WA 1296 ms 4224 KB
23.txt WA 1292 ms 4096 KB
24.txt WA 1299 ms 4096 KB
25.txt WA 1289 ms 4096 KB
26.txt WA 1288 ms 4096 KB
27.txt AC 1472 ms 5504 KB
28.txt AC 742 ms 384 KB
29.txt AC 754 ms 256 KB
30.txt AC 771 ms 256 KB
31.txt AC 758 ms 256 KB
32.txt AC 756 ms 256 KB
33.txt AC 5 ms 256 KB
34.txt AC 823 ms 256 KB
35.txt AC 815 ms 256 KB
36.txt AC 5 ms 256 KB
37.txt WA 1098 ms 2688 KB
38.txt WA 1089 ms 2688 KB
39.txt WA 1092 ms 2688 KB
40.txt WA 1090 ms 2688 KB
41.txt AC 5 ms 256 KB
42.txt AC 5 ms 256 KB
43.txt AC 5 ms 256 KB
44.txt AC 5 ms 256 KB
45.txt AC 5 ms 256 KB
46.txt AC 5 ms 256 KB
47.txt AC 5 ms 256 KB
48.txt AC 5 ms 256 KB
s1.txt AC 5 ms 256 KB
s2.txt AC 5 ms 256 KB
s3.txt AC 5 ms 256 KB