Cod sursa(job #2232315)
Utilizator | Data | 18 august 2018 16:10:53 | |
---|---|---|---|
Problema | Pascal | Scor | 0 |
Compilator | cpp | Status | done |
Runda | Arhiva de probleme | Marime | 0.3 kb |
#include <fstream>
using namespace std;
ifstream fin("pascal.in");
ofstream fout("pascal.out");
int r,d,i,j,cnt,m;
double s=1;
int main() {
fin>>r>>d;
for (j=1;j<=r;j++) {
s=1;
for (i=j+1;i<=r;i++)
s=s*i/(r-i);
m=int(s);
if (m%d==0)
cnt++;
}
fout<<cnt;
return 0;
}