This submission is migrated from previous version of oj.uz, which used different machine for grading. This submission may have different result if resubmitted.
#include<bits/stdc++.h>
#define fi first
#define se second
using namespace std ;
const int N = (1 << 20) ;
map<int, int> sum ;
int n, m, all_mn = 1e9, a[N + 1], ind[N + 1], pw[N + 1], mn1[N + 1][21], mn2[N + 1][21] ;
void build_sparce_table1()
{
mn1[1][0] = a[1] ;
for(int i = 2 ; i <= N ; i++)
pw[i] = pw[i / 2] + 1, mn1[i][0] = a[i] ;
for(int i = 1 ; i < 21 ; i++)
for(int j = 1 ; j <= N - (1 << i) + 1 ; j++)
mn1[j][i] = min(mn1[j][i - 1], mn1[j + (1 << (i - 1))][i - 1]) ;
}
int get_min1(int l, int r)
{
int num = pw[r - l + 1] ;
return min(mn1[l][num], mn1[r - (1 << num) + 1][num]) ;
}
void build_sparce_table2()
{
mn2[1][0] = ind[1] ;
for(int i = 2 ; i <= N ; i++)
mn2[i][0] = ind[i] ;
for(int i = 1 ; i < 21 ; i++)
for(int j = 1 ; j <= N - (1 << i) + 1 ; j++)
mn2[j][i] = min(mn2[j][i - 1], mn2[j + (1 << (i - 1))][i - 1]) ;
}
int get_min2(int l, int r)
{
int num = pw[r - l + 1] ;
return min(mn2[l][num], mn2[r - (1 << num) + 1][num]) ;
}
signed main()
{
// ios_base::sync_with_stdio( 0 ) ;
// cin.tie( 0 ) ;
// cout.tie( 0 ) ;
cin >> n >> m ;
for(int i = 1 ; i <= n ; i++)
cin >> a[i], all_mn = min(all_mn, a[i]) ;
// if(n <= 5e2 && m <= 5e2)
// {
// while(m--)
// {
// int l, r, k, b[n + 1], sum = 0 ;
// cin >> l >> r >> k ;
// for(int i = 1 ; i <= n ; i++)
// b[i] = a[i] ;
// for(int i = l ; i <= r ; i++)
// {
// int mn = 1e9 + 1, ind ;
// for(int j = i ; j <= r ; j++)
// if(mn > b[j])
// {
// mn = b[j] ;
// ind = j ;
// }
// for(int q = ind ; q > i ; q--)
// {
// sum = max(sum, b[q] + b[q - 1]) ;
// swap(b[q], b[q - 1]) ;
// }
// }
// if(sum <= k)
// cout << "1\n" ;
// else
// cout << "0\n" ;
// }
// return 0 ;
// }
if(n <= 5e3 && m <= 5e3)
{
while(m--)
{
int l, r, k, sum = 0 ;
cin >> l >> r >> k ;
pair<int, int> b[n + 1] ;
int pref[n + 1] = {} ;
for(int i = 1 ; i <= n ; i++)
b[i] = {a[i], i} ;
for(int i = l ; i <= r ; i++)
pref[i] = max(pref[i - 1], a[i]) ;
sort(b + l, b + r + 1) ;
for(int i = l ; i <= r ; i++)
if(pref[b[i].se - 1] > b[i].fi)sum = max(sum, pref[b[i].se - 1] + b[i].fi) ;
if(sum <= k)
cout << "1\n" ;
else
cout << "0\n" ;
}
return 0 ;
}
build_sparce_table1() ;
for(int i = 1 ; i <= N ; i++)
{
int l = i, r = N + 1 ;
while(l + 1 < r)
{
int mid = (l + r) >> 1 ;
if(get_min1(i, mid) < a[i])r = mid ;
else l = mid ;
}
ind[i] = r ;
}
build_sparce_table2() ;
while(m--)
{
int l, r, k ;
cin >> l >> r >> k ;
if(l == r || get_min2(l, r - 1) > r)cout << "1\n" ;
else cout << "0\n" ;
}
return 0 ;
}
//10 100
//5 6 1 3 5 7 1 2 1 0
//3 6 0
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