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ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#176108 | #7183. Password | Crysfly | AC ✓ | 1ms | 3592kb | C++17 | 2.4kb | 2023-09-11 10:53:29 | 2023-09-11 10:53:30 |
Judging History
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
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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
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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
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time: 0ms
memory: 3360kb
input:
74707
output:
24903 74707
result:
ok single line: '24903 74707'
Test #15:
score: 0
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time: 0ms
memory: 3416kb
input:
114210
output:
38070 114210
result:
ok single line: '38070 114210'
Test #16:
score: 0
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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
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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