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Statistici Alexandru Barbu (AlexBarbu)
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Statistici cristea eduard (edycristea)
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Cod sursă (job #691812)
Cod sursă (job
#691812)
#include <bits/stdc++.h>
#define MOD 100003
using namespace std;
ifstream fin("2sah.in");
ofstream fout("2sah.out");
int PowNumber(int x,int n)
{
int p=1;
while(n)
{
if(n&1) p*=x,p%=MOD;
x*=x;x%=MOD;
n>>=1;
}
return p;
}
void ProductMatrix(int a[3][3],int b[3][3] )
{
int i,j,k,c[3][3];
for(i=0;i<3;i++)
for(j=0;j<3;j++)
{
c[i][j]=0;
for(k=0;k<3;k++) c[i][j]+=a[i][k]*b[k][j],c[i][j]%=MOD;
}
for(i=0;i<3;i++)
for(j=0;j<3;j++)
a[i][j]=c[i][j];
}
void PowMatrix(int x[3][3],int n)
{
int p[3][3]={{1,0,0},{0,1,0},{0,0,1}};
while(n)
{
if(n&1) ProductMatrix(p,x);
ProductMatrix(x,x);
n>>=1;
}
fout<<p[2][2];
}
int main()
{
int task,n,k;
fin>>task>>n>>k;
if(task==1)
{
fout<<PowNumber(3,k-1);
}
else
{
int x[3][3]={{0,1,0},{0,0,1},{1,1,1}};
PowMatrix(x,k);
}
return 0;
}