Cod sursa(job #1511860)
Utilizator | Catruna Andy AndyCatruna | Data | 27 octombrie 2015 11:10:39 |
---|---|---|---|
Problema | Culori | Scor | 20 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.55 kb |
#include <fstream>
#define dim 257*2
#define mod 9901
using namespace std;
ifstream fin("culori.in");
ofstream fout("culori.out");
int n,m,i,j,v[dim],d[dim][dim],l,k;
int main(){
fin>>n;
m=2*n-1;
for(i=1;i<=m;i++){
fin>>v[i];
d[i][i]=1;
}
for(l=3;l<=m;l+=2){
for(i=1;i+l-1<=m;i++){
j=i+l-1;
for(k=i+1;k<=m;k++){
d[i][j]+=(d[i+1][k]*d[k+1][j]);
d[i][j]%=mod;
}
}
}
fout<<d[1][m]%mod<<"\n";
return 0;
}