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IDProblemSubmitterResultTimeMemoryLanguageFile sizeSubmit timeJudge time
#176108#7183. PasswordCrysflyAC ✓1ms3592kbC++172.4kb2023-09-11 10:53:292023-09-11 10:53:30

Judging History

你现在查看的是最新测评结果

  • [2023-09-11 10:53:30]
  • 评测
  • 测评结果:AC
  • 用时:1ms
  • 内存:3592kb
  • [2023-09-11 10:53:29]
  • 提交

answer

// what is matter? never mind. 
//#pragma GCC optimize("Ofast")
//#pragma GCC optimize("unroll-loops")
//#pragma GCC target("sse,sse2,sse3,sse4,popcnt,abm,mmx,avx,avx2") 
#include<bits/stdc++.h>
#define For(i,a,b) for(int i=(a);i<=(b);++i)
#define Rep(i,a,b) for(int i=(a);i>=(b);--i)
#define ll long long
#define int long long
#define ull unsigned long long
using namespace std;
inline int read()
{
	char c=getchar();int x=0;bool f=0;
	for(;!isdigit(c);c=getchar())f^=!(c^45);
	for(;isdigit(c);c=getchar())x=(x<<1)+(x<<3)+(c^48);
	if(f)x=-x;return x;
}

int mod=1000000007;
struct modint{
	int x;
	modint(int o=0){x=o;}
	modint &operator = (int o){return x=o,*this;}
	modint &operator +=(modint o){return x=x+o.x>=mod?x+o.x-mod:x+o.x,*this;}
	modint &operator -=(modint o){return x=x-o.x<0?x-o.x+mod:x-o.x,*this;}
	modint &operator *=(modint o){return x=1ll*x*o.x%mod,*this;}
	modint &operator ^=(int b){
		modint a=*this,c=1;
		for(;b;b>>=1,a*=a)if(b&1)c*=a;
		return x=c.x,*this;
	}
	modint &operator /=(modint o){return *this *=o^=mod-2;}
	friend modint operator +(modint a,modint b){return a+=b;}
	friend modint operator -(modint a,modint b){return a-=b;}
	friend modint operator *(modint a,modint b){return a*=b;}
	friend modint operator /(modint a,modint b){return a/=b;}
	friend modint operator ^(modint a,int b){return a^=b;}
	friend bool operator ==(modint a,int b){return a.x==b;}
	friend bool operator !=(modint a,int b){return a.x!=b;}
	bool operator ! () {return !x;}
	modint operator - () {return x?mod-x:0;}
	bool operator <(const modint&b)const{return x<b.x;}
};
inline modint qpow(modint x,int y){return x^y;}

vector<modint> fac,ifac,iv;
inline void initC(int n)
{
	if(iv.empty())fac=ifac=iv=vector<modint>(2,1);
	int m=iv.size(); ++n;
	if(m>=n)return;
	iv.resize(n),fac.resize(n),ifac.resize(n);
	For(i,m,n-1){
		iv[i]=iv[mod%i]*(mod-mod/i);
		fac[i]=fac[i-1]*i,ifac[i]=ifac[i-1]*iv[i];
	}
}
inline modint C(int n,int m){
	if(m<0||n<m)return 0;
	return initC(n),fac[n]*ifac[m]*ifac[n-m];
}
inline modint sign(int n){return (n&1)?(mod-1):(1);}

#define fi first
#define se second
#define pb push_back
#define mkp make_pair
typedef pair<int,int>pii;
typedef vector<int>vi;

#define maxn 2000005
#define inf 0x3f3f3f3f

int n;

int F(int n){
	return (n+2)/3;
}

signed main()
{
	n=read();
	int res=-1;
	if(n%2)res=F(n/2+1)+F(n/2+1)-1;
	else res=F(n/2)+F(n/2);
	cout<<res<<" "<<n;
	return 0;
}
/*

*/

Details

Tip: Click on the bar to expand more detailed information

Test #1:

score: 100
Accepted
time: 0ms
memory: 3444kb

input:

1

output:

1 1

result:

ok single line: '1 1'

Test #2:

score: 0
Accepted
time: 0ms
memory: 3428kb

input:

2

output:

2 2

result:

ok single line: '2 2'

Test #3:

score: 0
Accepted
time: 0ms
memory: 3508kb

input:

3

output:

1 3

result:

ok single line: '1 3'

Test #4:

score: 0
Accepted
time: 0ms
memory: 3408kb

input:

10

output:

4 10

result:

ok single line: '4 10'

Test #5:

score: 0
Accepted
time: 0ms
memory: 3512kb

input:

5

output:

1 5

result:

ok single line: '1 5'

Test #6:

score: 0
Accepted
time: 0ms
memory: 3416kb

input:

6

output:

2 6

result:

ok single line: '2 6'

Test #7:

score: 0
Accepted
time: 0ms
memory: 3580kb

input:

7

output:

3 7

result:

ok single line: '3 7'

Test #8:

score: 0
Accepted
time: 0ms
memory: 3592kb

input:

8

output:

4 8

result:

ok single line: '4 8'

Test #9:

score: 0
Accepted
time: 0ms
memory: 3424kb

input:

9

output:

3 9

result:

ok single line: '3 9'

Test #10:

score: 0
Accepted
time: 0ms
memory: 3420kb

input:

4

output:

2 4

result:

ok single line: '2 4'

Test #11:

score: 0
Accepted
time: 0ms
memory: 3440kb

input:

9484

output:

3162 9484

result:

ok single line: '3162 9484'

Test #12:

score: 0
Accepted
time: 0ms
memory: 3428kb

input:

18500

output:

6168 18500

result:

ok single line: '6168 18500'

Test #13:

score: 0
Accepted
time: 0ms
memory: 3416kb

input:

52029

output:

17343 52029

result:

ok single line: '17343 52029'

Test #14:

score: 0
Accepted
time: 0ms
memory: 3360kb

input:

74707

output:

24903 74707

result:

ok single line: '24903 74707'

Test #15:

score: 0
Accepted
time: 0ms
memory: 3416kb

input:

114210

output:

38070 114210

result:

ok single line: '38070 114210'

Test #16:

score: 0
Accepted
time: 0ms
memory: 3420kb

input:

124079

output:

41359 124079

result:

ok single line: '41359 124079'

Test #17:

score: 0
Accepted
time: 0ms
memory: 3580kb

input:

140227

output:

46743 140227

result:

ok single line: '46743 140227'

Test #18:

score: 0
Accepted
time: 0ms
memory: 3444kb

input:

149321

output:

49773 149321

result:

ok single line: '49773 149321'

Test #19:

score: 0
Accepted
time: 0ms
memory: 3300kb

input:

158606

output:

52870 158606

result:

ok single line: '52870 158606'

Test #20:

score: 0
Accepted
time: 0ms
memory: 3420kb

input:

178985

output:

59661 178985

result:

ok single line: '59661 178985'

Test #21:

score: 0
Accepted
time: 0ms
memory: 3412kb

input:

203822

output:

67942 203822

result:

ok single line: '67942 203822'

Test #22:

score: 0
Accepted
time: 0ms
memory: 3424kb

input:

211113

output:

70371 211113

result:

ok single line: '70371 211113'

Test #23:

score: 0
Accepted
time: 0ms
memory: 3372kb

input:

211702

output:

70568 211702

result:

ok single line: '70568 211702'

Test #24:

score: 0
Accepted
time: 0ms
memory: 3412kb

input:

239252

output:

79752 239252

result:

ok single line: '79752 239252'

Test #25:

score: 0
Accepted
time: 1ms
memory: 3552kb

input:

251157

output:

83719 251157

result:

ok single line: '83719 251157'

Test #26:

score: 0
Accepted
time: 1ms
memory: 3544kb

input:

268701

output:

89567 268701

result:

ok single line: '89567 268701'

Test #27:

score: 0
Accepted
time: 0ms
memory: 3424kb

input:

292633

output:

97545 292633

result:

ok single line: '97545 292633'

Test #28:

score: 0
Accepted
time: 1ms
memory: 3588kb

input:

355864

output:

118622 355864

result:

ok single line: '118622 355864'

Test #29:

score: 0
Accepted
time: 0ms
memory: 3424kb

input:

385320

output:

128440 385320

result:

ok single line: '128440 385320'

Test #30:

score: 0
Accepted
time: 0ms
memory: 3504kb

input:

414180

output:

138060 414180

result:

ok single line: '138060 414180'

Test #31:

score: 0
Accepted
time: 0ms
memory: 3416kb

input:

447973

output:

149325 447973

result:

ok single line: '149325 447973'

Test #32:

score: 0
Accepted
time: 0ms
memory: 3416kb

input:

462908

output:

154304 462908

result:

ok single line: '154304 462908'

Test #33:

score: 0
Accepted
time: 0ms
memory: 3368kb

input:

473412

output:

157804 473412

result:

ok single line: '157804 473412'

Test #34:

score: 0
Accepted
time: 0ms
memory: 3532kb

input:

511511

output:

170503 511511

result:

ok single line: '170503 511511'

Test #35:

score: 0
Accepted
time: 1ms
memory: 3416kb

input:

539439

output:

179813 539439

result:

ok single line: '179813 539439'

Test #36:

score: 0
Accepted
time: 0ms
memory: 3420kb

input:

586698

output:

195566 586698

result:

ok single line: '195566 586698'

Test #37:

score: 0
Accepted
time: 0ms
memory: 3588kb

input:

673221

output:

224407 673221

result:

ok single line: '224407 673221'

Test #38:

score: 0
Accepted
time: 0ms
memory: 3448kb

input:

683861

output:

227953 683861

result:

ok single line: '227953 683861'

Test #39:

score: 0
Accepted
time: 0ms
memory: 3584kb

input:

711682

output:

237228 711682

result:

ok single line: '237228 711682'

Test #40:

score: 0
Accepted
time: 1ms
memory: 3372kb

input:

727899

output:

242633 727899

result:

ok single line: '242633 727899'

Test #41:

score: 0
Accepted
time: 1ms
memory: 3300kb

input:

738039

output:

246013 738039

result:

ok single line: '246013 738039'

Test #42:

score: 0
Accepted
time: 0ms
memory: 3412kb

input:

754671

output:

251557 754671

result:

ok single line: '251557 754671'

Test #43:

score: 0
Accepted
time: 1ms
memory: 3416kb

input:

815233

output:

271745 815233

result:

ok single line: '271745 815233'

Test #44:

score: 0
Accepted
time: 0ms
memory: 3420kb

input:

843192

output:

281064 843192

result:

ok single line: '281064 843192'

Test #45:

score: 0
Accepted
time: 0ms
memory: 3420kb

input:

898513

output:

299505 898513

result:

ok single line: '299505 898513'

Test #46:

score: 0
Accepted
time: 0ms
memory: 3412kb

input:

955601

output:

318533 955601

result:

ok single line: '318533 955601'

Test #47:

score: 0
Accepted
time: 0ms
memory: 3448kb

input:

967629

output:

322543 967629

result:

ok single line: '322543 967629'

Test #48:

score: 0
Accepted
time: 0ms
memory: 3588kb

input:

990687

output:

330229 990687

result:

ok single line: '330229 990687'

Test #49:

score: 0
Accepted
time: 1ms
memory: 3420kb

input:

999999

output:

333333 999999

result:

ok single line: '333333 999999'

Test #50:

score: 0
Accepted
time: 0ms
memory: 3424kb

input:

1000000

output:

333334 1000000

result:

ok single line: '333334 1000000'

Extra Test:

score: 0
Extra Test Passed