```cpp
#include <cstdio>
#ifdef ONLINE_JUDGE
#define freopen(a, b, c)
#define printtime()
#else
#include <ctime>
#define printtime() printf("Times used = %ld ms\n", clock())
#endif
#define ci const int
#define cl const long long
typedef long long int ll;
namespace IPT {
const int L = 1000000;
char buf[L], *front=buf, *end=buf;
char GetChar() {
if (front == end) {
end = buf + fread(front = buf, 1, L, stdin);
if (front == end) return -1;
}
return *(front++);
}
}
template <typename T>
inline void qr(T &x) {
char ch = IPT::GetChar(), lst = ' ';
while ((ch > '9') || (ch < '0')) lst = ch, ch=IPT::GetChar();
while ((ch >= '0') && (ch <= '9')) x = (x << 1) + (x << 3) + (ch ^ 48), ch = IPT::GetChar();
if (lst == '-') x = -x;
}
template <typename T>
inline void ReadDb(T &x) {
char ch = IPT::GetChar(), lst = ' ';
while ((ch > '9') || (ch < '0')) lst = ch, ch = IPT::GetChar();
while ((ch >= '0') && (ch <= '9')) x = x * 10 + (ch ^ 48), ch = IPT::GetChar();
if (ch == '.') {
ch = IPT::GetChar();
double base = 1;
while ((ch >= '0') && (ch <= '9')) x += (ch ^ 48) * ((base *= 0.1)), ch = IPT::GetChar();
}
if (lst == '-') x = -x;
}
namespace OPT {
char buf[120];
}
template <typename T>
inline void qw(T x, const char aft, const bool pt) {
if (x < 0) {x = -x, putchar('-');}
int top=0;
do {OPT::buf[++top] = static_cast<char>(x % 10 + '0');} while (x /= 10);
while (top) putchar(OPT::buf[top--]);
if (pt) putchar(aft);
}
const int maxn = 100010;
struct Info {
int v;
double mh;
Info() {v = mh = 0;}
};
struct Tree {
Tree *ls, *rs;
int l, r;
Info v;
Tree() {ls = rs = NULL;}
int calc(double _v) {
if (this->v.mh <= _v) return 0;
if (!this->ls) return 1;
if (this->ls->v.mh <= _v) return this->rs->calc(_v);
else return this->ls->calc(_v) + this->v.v - this->ls->v.v;
}
void pushup() {
if (this->ls->v.mh >= this->rs->v.mh) {
this->v = this->ls->v; return;
} else {
this->v.mh = this->rs->v.mh;
this->v.v = this->ls->v.v + this->rs->calc(this->ls->v.mh);
}
}
};
Tree *rot;
int n, m;
void build(Tree*, ci, ci);
void update(Tree*, ci, const double);
int main() {
freopen("1.in", "r", stdin);
qr(n); qr(m);
rot = new Tree;
build(rot, 0, n);
int a, b;
while (m--) {
a = b = 0; qr(a); qr(b);
update(rot, a, 1.0 * b / a);
qw(rot->v.v - 1, '\n', true);
}
printtime();
}
void build(Tree *u, ci l, ci r) {
u->l = l; u->r = r;
if (l == r) {u->v.v = 1; return;}
int mid = (l + r) >> 1;
build(u->ls = new Tree, l, mid);
build(u->rs = new Tree, mid + 1, r);
u->pushup();
}
void update(Tree *u, ci p, const double v) {
if ((u->l > p) || (u->r < p)) return;
if (u->l == u->r) {
u->v.mh = v; return;
}
update(u->ls, p, v);
update(u->rs, p, v);
u->pushup();
}
```
by EARS_TURE @ 2023-11-19 15:14:13
@[koobee](/user/365296) 代码给你了
by EARS_TURE @ 2023-11-19 15:17:44
谢谢,已经A了
by koobee @ 2023-11-19 15:34:01