module bbb;import std.stdio, std.array, std.string, std.conv, std.algorithm; import std.typecons, std.range, std.random, std.math, std.container; import std.numeric, std.bigint, core.bitop; void main() { auto N = readln.chomp.to!int; auto A = readln.split.map!(to!long).array; auto M = readln.chomp.to!int; auto Q = iota(M).map!(_ => readln.split.map!(to!int).array).array; int[] solve() { auto ans = new int[](M); auto st = new SegmentTree!(int, (a,b)=>(a+b), 0)(N); foreach (i; 0..N-1) st.assign(i, A[i] <= A[i+1]); foreach (i, q; Q) { int l = q[0]; int r = q[1]; if (l == r) { ans[i] = 1; } else { ans[i] = st.query(l, r-1) == r - l; } } return ans; } auto ans1 = solve; foreach (i; 0..N) A[i] *= -1; auto ans2 = solve; foreach (i; 0..M) { writeln(ans1[i], " ", ans2[i]); } } class SegmentTree(T, alias op, T e) { T[] table; int size; int offset; this(int n) { size = 1; while (size <= n) size <<= 1; size <<= 1; table = new T[](size); fill(table, e); offset = size / 2; } void assign(int pos, T val) { pos += offset; table[pos] = val; while (pos > 1) { pos /= 2; table[pos] = op(table[pos*2], table[pos*2+1]); } } void add(int pos, T val) { pos += offset; table[pos] += val; while (pos > 1) { pos /= 2; table[pos] = op(table[pos*2], table[pos*2+1]); } } T query(int l, int r) { return query(l, r, 1, 0, offset-1); } T query(int l, int r, int i, int a, int b) { if (b < l || r < a) { return e; } else if (l <= a && b <= r) { return table[i]; } else { return op(query(l, r, i*2, a, (a+b)/2), query(l, r, i*2+1, (a+b)/2+1, b)); } } }