#include <algorithm>
#include <iostream>
using namespace std;
const int N = 500;
bool aa[N][N], bb[N][N];
int dp[N][N][2], dq[N][N], tt[N];
int main() {
ios_base::sync_with_stdio(false), cin.tie(NULL);
int n, c; cin >> n >> c;
if (n == 1) {
cout << "0\n";
cout << "1\n";
return 0;
}
for (int i = 0; i < n; i++)
while (true) {
int j; cin >> j, j--;
if (j == -1)
break;
aa[i][j] = true;
}
for (int d = 1; d <= n; d++)
for (int l = 0; l < n; l++) {
int r = (l + d) % n;
for (int h = 0; h < 2; h++) {
int i = h ? r : l, x = 0;
for (int j = l + 1 < n ? l + 1 : 0; j != r; j = j + 1 < n ? j + 1 : 0)
if (aa[i][j])
x = max(x, max(dp[l][j][1], dp[j][r][0]) + 1);
dp[l][r][h] = x;
}
}
int x_ = -1, s_ = -1;
for (int s = 0; s < n; s++) {
int x = dp[s][s][0];
if (x_ < x)
x_ = x, s_ = s;
}
if (!c) {
cout << x_ << '\n';
cout << s_ + 1 << '\n';
return 0;
}
for (int s = 0; s < n; s++) {
for (int i = 0, i_ = s; i < n; i++, i_ = i_ + 1 < n ? i_ + 1 : 0)
for (int j = 0, j_ = s; j < n; j++, j_ = j_ + 1 < n ? j_ + 1 : 0)
bb[i][j] = aa[i_][j_];
dq[s][s] = tt[0] = 0;
for (int i = 1; i < n; i++) {
int x = -1;
for (int j = 0; j < i; j++)
if (bb[j][i] && tt[j] != -1)
x = max(x, tt[j] + 1);
dq[s][(s + i) % n] = tt[i] = x;
}
}
for (int i = 0; i < n; i++)
for (int j = 0; j < n; j++) {
if (i == j || dq[i][j] == -1)
continue;
int s = j + 1 < n ? j + 1 : 0;
while (s != i && !aa[s][i])
s = s + 1 < n ? s + 1 : 0;
if (s == i)
continue;
int x = 0;
for (int k = s + 1 < n ? s + 1 : 0; k != i; k = k + 1 < n ? k + 1 : 0)
if (aa[j][k])
x = max(x, max(dp[s][k][1], dp[k][i][0]) + 1);
x += dq[i][j] + 1;
if (x_ < x)
x_ = x, s_ = s;
}
for (int s = 0; s < n; s++) {
for (int i = 0, i_ = s; i < n; i++, i_ = (i_ ? i_ : n) - 1)
for (int j = 0, j_ = s; j < n; j++, j_ = (j_ ? j_ : n) - 1)
bb[i][j] = aa[i_][j_];
dq[s][s] = tt[0] = 0;
for (int i = 1; i < n; i++) {
int x = -1;
for (int j = 0; j < i; j++)
if (bb[j][i] && tt[j] != -1)
x = max(x, tt[j] + 1);
dq[s][(s - i + n) % n] = tt[i] = x;
}
}
for (int i = 0; i < n; i++)
for (int j = 0; j < n; j++) {
if (i == j || dq[i][j] == -1)
continue;
int s = (j ? j : n) - 1;
while (s != i && !aa[s][i])
s = (s ? s : n) - 1;
if (s == i)
continue;
int x = 0;
for (int k = i + 1 < n ? i + 1 : 0; k != s; k = k + 1 < n ? k + 1 : 0)
if (aa[j][k])
x = max(x, max(dp[i][k][1], dp[k][s][0]) + 1);
x += dq[i][j] + 1;
if (x_ < x)
x_ = x, s_ = s;
}
cout << x_ << '\n';
cout << s_ + 1 << '\n';
return 0;
}
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