#include<bits/stdc++.h>
#include "secret.h"
using namespace std;
#define int long long
#define fi first
#define se second
#define pb push_back
#define ins insert
#define er erase
typedef pair<int, int> ii;
typedef pair<ii, int> iii;
typedef pair<ii, ii> iiii;
const int oo = 1e18 + 7, mod = 1e9 + 7;
int n, x, y, a[1005], ans[1005][1005], answer;
void build(int l, int r){
if(r <= (l + 1)) return;
int mid = (l + r) >> 1;
for(int i = mid - 1; i >= l; i--) ans[i][mid] = Secret(ans[i + 1][mid], a[i]);
for(int i = mid + 2; i <= r; i++) ans[mid + 1][i] = Secret(ans[mid + 1][i - 1], a[i]);
build(l, mid);
build(mid + 1, r);
}
void search(int l, int r){
int mid = (l + r) >> 1;
if(x < mid || y > mid) return;
if(x <= mid && y > mid){
answer = Query(ans[x][mid], ans[mid + 1][y]);
return;
}
search(l, mid);
search(mid + 1, r);
}
void Init(int N, int A[]){
n = N;
for(int i = 0; i < n; i++) a[i + 1] = A[i];
build(1, n);
}
int Query(int X, int Y){
x = X;
y = Y;
answer = 0;
search(1, n);
return answer;
}
/*
TEST HERE
INPUT #1
OUTPUT #1
INPUT #2
OUTPUT #2
INPUT #3
OUTPUT #3
*/
Compilation message
/tmp/cc1eacOu.o: In function `main':
grader-full.cpp:(.text.startup+0x27b): undefined reference to `Init(int, int*)'
grader-full.cpp:(.text.startup+0x2d3): undefined reference to `Query(int, int)'
collect2: error: ld returned 1 exit status
