Cod sursa(job #2712914)
Utilizator | Constantinescu Iustinian Cristian icc577 | Data | 26 februarie 2021 19:50:42 |
---|---|---|---|
Problema | 1-sir | Scor | 100 |
Compilator | cpp-64 | Status | done |
Runda | Arhiva de probleme | Marime | 0.52 kb |
#include <cstdio>
#include <bits/stdc++.h>
#include <iostream>
#define MOD 194767
using namespace std;
int wv [65290];
int main()
{
ios_base::sync_with_stdio(false);
cin.tie(NULL);
int n,s;
freopen("1-sir.out","w",stdout);
freopen("1-sir.in" ,"r",stdin );
cin>>n>>s;
wv[0]=1;
int i2opt;
for(int i=1;i<n;i++)
{
int i2opt=2*i;
for(int j=i*(i-1);j>=0;j--)
{
wv[j+i2opt]=(wv[j+i2opt]+wv[j])%MOD;
}
}
cout<<wv[s+(n*(n-1)/2)];
return 0;
}