树状数组不用动脑子真爽啊
#include <algorithm>
#include <iostream>
#include <cstdio>
using namespace std;
typedef long long ll;
int m, n, b[100005], rem, rot[100005], lson[20000005], rson[20000005], siz[20000005];
int cnt, xi, ai, bi, ci, ki, qque[45], len;
ll sum[20000005], lst=1;
struct Task{
int fro, too, val;
}tsk[100005];
int lowbit(int x){
return x&-x;
}
void update(int &rt, int l, int r, int x, int val){
if(!rt) rt = ++cnt;
siz[rt] += val;
sum[rt] += val * b[x];
if(l==r) return ;
int mid=(l+r)>>1;
if(x<=mid) update(lson[rt], l, mid, x, val);
if(mid<x) update(rson[rt], mid+1, r, x, val);
}
ll query(int l, int r, int k){
if(l==r) return (ll)k*b[l];
int tmp=0;
ll tat=0;
for(int i=1; i<=len; i++)
tmp += siz[lson[qque[i]]], tat += sum[lson[qque[i]]];
int mid=(l+r)>>1;
if(k<=tmp){
for(int i=1; i<=len; i++)
qque[i] = lson[qque[i]];
return query(l, mid, k);
}
else{
for(int i=1; i<=len; i++)
qque[i] = rson[qque[i]];
return query(mid+1, r, k-tmp)+tat;
}
}
int main(){
cin>>m>>n;
for(int i=1; i<=m; i++){
scanf("%d %d %d", &tsk[i].fro, &tsk[i].too, &tsk[i].val);
b[i] = tsk[i].val;
}
sort(b+1, b+1+m);
rem = unique(b+1, b+1+m) - (b + 1);
for(int i=1; i<=m; i++){
int tmp=lower_bound(b+1, b+1+rem, tsk[i].val)-b;
for(int j=tsk[i].fro; j<=n; j+=lowbit(j))
update(rot[j], 1, rem, tmp, 1);
for(int j=tsk[i].too+1; j<=n; j+=lowbit(j))
update(rot[j], 1, rem, tmp, -1);
}
for(int i=1; i<=n; i++){
scanf("%d %d %d %d", &xi, &ai, &bi, &ci);
ki = 1 + ((ll)ai*lst+bi) % ci;
int tmp=0;
ll ppp=0;
for(int i=xi; i; i-=lowbit(i)){
tmp += siz[rot[i]];
ppp += sum[rot[i]];
}
if(tmp<ki) lst = ppp;
else{
len = 0;
for(int i=xi; i; i-=lowbit(i))
qque[++len] = rot[i];
lst = query(1, rem, ki);
}
printf("%lld
", lst);
}
return 0;
}