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Cod sursa(job #177846)
#include<cstdio>
#include<map>
int n,k,m,t,max,K[6];
std::map<int,long long> sol;
const long long lim=(long long)1<<55;
int nr[21];
inline int getcode(int last)
{
for(int i=1;i<=n;i++)
last+=K[nr[i]];
return last;
}
long long count(int last)
{
int code=getcode(last);
if(sol.find(code) != sol.end()) return sol[code];
code-=last;
long long number=0;
for(int i=1;i<=n;i++)
if(i!=last && nr[i]<k)
{
nr[i]++;
number+=count(i);
nr[i]--;
if(number>lim) break;
}
sol[code]=number;
return number;
}
inline void a()
{
int a[101],i;
long long number=1;
for(i=1;i<=m;i++)
scanf("%d",&a[i]);
for(i=1;i<=n;i++)
nr[i]=k;
for(i=m;i>=1;i--)
{
nr[a[i]]--;
while(--a[i])
if(nr[a[i]]<k && a[i]!=a[i-1])
{
nr[a[i]]++;
number+=count(a[i]);
nr[a[i]]--;
}
}
printf("%lld\n",number);
}
inline void b()
{
long long number,aux,a[101],i=1;a[0]=0;
scanf("%lld",&number);
for(i=1;i<=n;i++) nr[i]=0;
i=1;
while(i<=m)
{
a[i]=0;
while(++a[i])
{
if(a[i]==a[i-1]) continue;
nr[a[i]]++;
aux=count(a[i]);
if(aux<number)
number-=aux;
else
break;
nr[a[i]]--;
}
i++;
}
for(i=1;i<=m;i++)
printf("%d ",a[i]);
printf("\n");
}
int main()
{
freopen("nkperm.in","r",stdin);
freopen("nkperm.out","w",stdout);
scanf("%d %d %d",&n,&k,&t);m=n*k;
K[1]=n+1;
for(int i=2;i<=k;i++)
K[i]=K[i-1]*(n+1);
for(int i=1;i<=n;i++)sol[K[k]*n+i]=1;
t++;
char type;
while(--t)
{
scanf(" %c ",&type);
if(type=='A')
a();
else
b();
}
}