Cod sursa(job #2759433)
Utilizator | David D DVDPRO | Data | 17 iunie 2021 19:04:00 |
---|---|---|---|
Problema | 1-sir | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.4 kb |
#include <iostream>
#include <fstream>
#define MOD 194767
using namespace std;
ifstream f("1-sir.in");
ofstream g("1-sir.out");
int dp[65290],n,s,i,val,j;
int main()
{
f>>n>>s;
dp[0]=1;
for(i=1;i<n;i++)
{
val=2*i;
for(j=i*(i-1);j>=0;j--)
{
dp[j+val]=(dp[j+val]+dp[j])%MOD;
}
}
g<<dp[s+(n*(n-1)/2)];
return 0;
}