#include <cstdio>
#include <cstring>
#include <algorithm>2
#include <vector>
#include <cmath>
using namespace std;
const int maxn = 1e5+10;
int block,belong[maxn],num,l[500],r[500],n,m,x,h;
double Max[maxn],k[maxn];
vector<double> see[500];
void build(){
memset(Max,0,sizeof(Max));
block = sqrt((double)n*1.05);
num = n/block; if(n%block) num++;
for(int i=1; i<=num; i++)
l[i] = (i-1)*block+1, r[i] = i*block;
r[num] = n;
for(int i=1; i<=n; i++)
belong[i] = (i-1)/block+1;
}
void update(int x,int y){
double a = x,b = y;
k[x] = b/a;
Max[belong[x]] = 0;
see[belong[x]].clear();
for(int i=l[belong[x]]; i<=r[belong[x]]; i++){
if(k[i] > Max[belong[x]]){
Max[belong[x]] = k[i];
see[belong[x]].push_back(k[i]);
}
}
}
int query(){
int ans = 0;
double tmp = 0;
for(int i=1; i<=num; i++){
if(!see[i].empty()){
ans += see[i].end() - upper_bound(see[i].begin(),see[i].end(), tmp);
tmp = max(tmp,Max[i]);
}
}
return ans;
}
int main(){
scanf("%d%d",&n,&m);
build();
while(m--){
scanf("%d%d",&x,&h);
update(x,h);
printf("%d\n",query());
}
}
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最新推荐文章于 2025-04-26 07:46:27 发布