This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include <string.h>
#define N 300000
#define N_ (1 << 19) /* N_ = pow2(ceil(log2(N))) */
#define INF 0x3f3f3f3f
int min(int a, int b) { return a < b ? a : b; }
int n;
int ft[N];
int st[N_ * 2], lz[N_], h_, n_;
void ft_update(int i) {
while (i < n) {
ft[i]++;
i |= i + 1;
}
}
int ft_query(int i) {
int x = 0;
while (i >= 0) {
x += ft[i];
i &= i + 1, i--;
}
return x;
}
void put(int i, int x) {
st[i] += x;
if (i < n_)
lz[i] += x;
}
void pus(int i) {
if (lz[i])
put(i << 1 | 0, lz[i]), put(i << 1 | 1, lz[i]), lz[i] = 0;
}
void pul(int i) {
if (!lz[i])
st[i] = min(st[i << 1 | 0], st[i << 1 | 1]);
}
void push(int i) {
int h;
for (h = h_; h > 0; h--)
pus(i >> h);
}
void pull(int i) {
while (i > 1)
pul(i >>= 1);
}
void purge(int i) {
if (st[i] > 0)
return;
if (i >= n_) {
st[i] = INF;
ft_update(i - n_);
return;
}
pus(i);
purge(i << 1 | 0), purge(i << 1 | 1);
pul(i);
}
void inicjuj(int n1, int k, int *dd) {
int i;
n = n1;
h_ = 0;
while (1 << h_ < n)
h_++;
n_ = 1 << h_;
memset(st, 0x3f, n_ * 2 * sizeof *st);
memset(lz, 0, n_ * sizeof *lz);
for (i = 0; i < n; i++)
st[n_ + i] = k - dd[i];
for (i = n_ - 1; i > 0; i--)
pul(i);
purge(1);
}
void podlej(int l, int r) {
int l_ = l += n_, r_ = r += n_;
push(l_), push(r_);
for ( ; l <= r; l >>= 1, r >>= 1) {
if ((l & 1) == 1)
put(l++, -1);
if ((r & 1) == 0)
put(r--, -1);
}
pull(l_), pull(r_);
purge(1);
}
int dojrzale(int l, int r) {
return ft_query(r) - ft_query(l - 1);
}
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