#include <bits/stdc++.h>
using namespace std;
#define int long long
const int INF = 0x3f3f3f3f;
const int N = 4e5 + 10;
int n, k;
int s[N];
int nxt[20][N];
int S(int l, int r) { return l > r ? 0ll : s[r] - s[l - 1]; }
int check(int mid) {
memset(nxt, 0x3f, sizeof(nxt));
int l = 1, r = 0;
while (l <= 2 * n)
{
if (r < l)
r = l;
while (r + 1 <= 2 * n && S(l, r) < mid)
r++;
if (S(l, r) >= mid)
nxt[0][l] = r + 1;
l++;
}
// if (mid > 20)
// return 0;
// cout << mid << endl;
// for (int i = 1; i <= 2 * n; i++)
// cout << nxt[0][i] << " ";
// cout << endl;
for (int j = 1; j < 20; j++)
for (int i = 1; i <= 2 * n; i++)
nxt[j][i] = nxt[j - 1][i] == INF ? INF : nxt[j - 1][nxt[j - 1][i]];
int ret = 0;
for (int i = 1; i <= n; i ++ ) {
int cnt = 0;
int p = i;
for (int j = 19; j >= 0; j--)
{
if (nxt[j][p] <= i + n)
p = nxt[j][p], cnt |= 1 << j;
}
if (cnt >= k)
ret++;
}
return ret;
}
signed main() {
cin >> n >> k;
for (int i = 1; i <= n; i ++ ) {
cin >> s[i];
s[i + n] = s[i];
}
for (int i = 1; i <= 2 * n; i ++ ) s[i] += s[i - 1];
int L = 1, R = 2e9;
while (L <= R) {
int mid = (L + R) >> 1;
if (check(mid))
L = mid + 1;
else
R = mid - 1;
}
cout << R << " " << n - check(R) << endl;
return 0;
}
代码如上 本地能运行 然后re了 也没有报错信息 求大佬帮调