Pagini recente » Cod sursa (job #1668893) | Cod sursa (job #2423622) | Cod sursa (job #1201929) | Cod sursa (job #866478) | Cod sursa (job #1759051)
#include <fstream>
#include <algorithm>
#include <cstring>
using namespace std;
ifstream cin("pod.in");
ofstream cout("pod.out");
const int MAXM = 1000;
const int MAXK = 20;
const int MOD = 9901;
int v[1 + MAXM];
int answer[1 + MAXK][1 + MAXK], base[1 + MAXK][1 + MAXK], temp[1 + MAXK][1 + MAXK];
void Multiply(int a[1 + MAXK][1 + MAXK], int b[1 + MAXK][1 + MAXK], int n) {
for (int i = 1; i <= n; i++)
for (int j = 1; j <= n; j++) {
temp[i][j] = 0;
for (int k = 1; k <= n; k++)
temp[i][j] = temp[i][j] + a[i][k] * b[k][j];
temp[i][j] %= MOD;
}
for (int i = 1; i <= n; i++)
for (int j = 1; j <= n; j++)
a[i][j] = temp[i][j];
}
void RaiseToPower(int power, int k) {
memset(base, 0, sizeof(base));
for (int i = 1; i <= k; i++)
base[i][i - 1] = 1;
base[1][k] = base[k][k] = 1;
while (power) {
if (power % 2)
Multiply(answer, base, k);
Multiply(base, base, k);
power /= 2;
}
}
int main() {
int n, m, k;
cin >> n >> m >> k;
for (int i = 1; i <= m; i++)
cin >> v[i];
sort(v + 1, v + m + 1);
m++;
v[m] = n;
answer[1][k] = 1;
for (int i = 1; i <= m; i++) {
RaiseToPower(v[i] - v[i - 1], k);
if (i < m)
answer[1][k] = 0;
}
cout << answer[1][k] << "\n";
return 0;
}