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QOJ
ID | Problem | Submitter | Result | Time | Memory | Language | File size | Submit time | Judge time |
---|---|---|---|---|---|---|---|---|---|
#344404 | #8212. Football in Osijek | Crysfly# | WA | 7ms | 51956kb | C++17 | 3.2kb | 2024-03-04 14:54:31 | 2024-03-04 14:54:31 |
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
#define SZ(x) ((int)((x).size()))
#define ALL(x) (x).begin(),(x).end()
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;
}
#define mod 998244353
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,modint b){return a.x==b.x;}
friend bool operator !=(modint a,modint b){return a.x!=b.x;}
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,to[maxn],res[maxn],vis[maxn];
vi e[maxn];
int st[maxn],tp,rt;
vi o;
int sum;
void dfs(int u,int pa){
if(vis[u])return;
vis[u]=1,sum++;
for(int v:e[u])
if(!vis[v])dfs(v,u);
}
void work(int u)
{
rt=u; tp=0; sum=0;
for(int x=u;!vis[x];x=to[x]) st[++tp]=x,vis[x]=1;
For(i,1,tp){
for(int v:e[st[i]])
if(!vis[v]) dfs(v,st[i]);
}
// cout<<"tp,sum "<<tp<<" "<<sum<<"\n";
For(i,tp,tp+sum)res[i]=0;
o.pb(tp+sum);
}
void work()
{
n=read();
For(i,1,n)to[i]=read(),e[to[i]].pb(i);
For(i,1,n)res[i]=inf;
For(i,1,n)
if(!vis[i])work(i);
sort(ALL(o));
int mx=o.back(); o.pop_back();
reverse(ALL(o));
For(i,1,mx) if(res[i]>0) res[i]=1;
int qwq=0;
for(int x:o){
int now=mx+x;
++qwq;
For(i,mx+1,now) if(res[i]>0) res[i]=qwq;
mx=now;
}
For(i,1,n)cout<<res[i]<<" ";
}
signed main()
{
int T=1;
while(T--)work();
return 0;
}
/*
*/
Details
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Test #1:
score: 100
Accepted
time: 6ms
memory: 51956kb
input:
5 2 3 1 3 5
output:
0 1 0 0 1
result:
ok 5 number(s): "0 1 0 0 1"
Test #2:
score: 0
Accepted
time: 4ms
memory: 50640kb
input:
1 1
output:
0
result:
ok 1 number(s): "0"
Test #3:
score: -100
Wrong Answer
time: 7ms
memory: 50504kb
input:
2 2 2
output:
1 0
result:
wrong answer 1st numbers differ - expected: '0', found: '1'