#include "pyramids.h"
#include <bits/stdc++.h>
using namespace std;
#define ll long long
#define fi first
#define se second
#define pb push_back
#define vi vector<int>
#define vl vector<ll>
#define pi pair<int, int>
#define pl pair<ll,ll>
#define all(x) (x).begin(),(x).end()
const int maxn=1e5+10;
vl aa(maxn,0),bb(maxn,0);
void init(vi a, vi b) {
for (int i=0; i<a.size(); i++) {
aa[i+1]=aa[i]+a[i];
}
for (int i=0; i<b.size(); i++) {
bb[i+1]=bb[i]+b[i];
}
}
bool can_transform(int l, int r, int x, int y) {
return (aa[r+1]-aa[l]==bb[y+1]-bb[x]);
}
