Cod sursa(job #2478199)

Utilizator Ykm911Ichim Stefan Ykm911 Data 21 octombrie 2019 19:08:49
Problema 1-sir Scor 100
Compilator cpp-64 Status done
Runda Arhiva de probleme Marime 0.47 kb
#include <bits/stdc++.h>

using namespace std;

ifstream fin("1-sir.in");
ofstream fout("1-sir.out");

const int NMAX = 900005;
const int mod = 194767;

int n, s, dp[NMAX];

int main()
{
    int i,j;
    fin >> n >> s;
    s = max(s, -s);
    s = n * (n - 1) / 2 - s;
    dp[0] = 1;
    s /= 2;
    for(i = 1 ; i < n ; i++)
        for(j = s - i ; j  >= 0 ; j--)
            dp[j + i] = (dp[j] + dp[j + i]) % mod;

    fout << dp[s];
    return 0;
}