macro_rules ! input { ( source = $ s : expr , $ ( $ r : tt ) * ) => { let mut iter = $ s . split_whitespace ( ) ; input_inner ! { iter , $ ( $ r ) * } } ; ( iter = $ iter : ident , $ ( $ r : tt ) * ) => { let s = { use std :: io :: Read ; let mut s = String :: new ( ) ; std :: io :: stdin ( ) . read_to_string ( & mut s ) . unwrap ( ) ; s } ; let mut $ iter = s . split_whitespace ( ) ; input_inner ! { $ iter , $ ( $ r ) * } } ; ( $ ( $ r : tt ) * ) => { let s = { use std :: io :: Read ; let mut s = String :: new ( ) ; std :: io :: stdin ( ) . read_to_string ( & mut s ) . unwrap ( ) ; s } ; let mut iter = s . split_whitespace ( ) ; input_inner ! { iter , $ ( $ r ) * } } ; }
macro_rules ! input_inner { ( $ iter : expr ) => { } ; ( $ iter : expr , ) => { } ; ( $ iter : expr , mut $ var : ident : $ t : tt $ ( $ r : tt ) * ) => { let mut $ var = read_value ! ( $ iter , $ t ) ; input_inner ! { $ iter $ ( $ r ) * } } ; ( $ iter : expr , mut $ var : ident $ ( $ r : tt ) * ) => { input_inner ! { $ iter , mut $ var : usize $ ( $ r ) * } } ; ( $ iter : expr , $ var : ident : $ t : tt $ ( $ r : tt ) * ) => { let $ var = read_value ! ( $ iter , $ t ) ; input_inner ! { $ iter $ ( $ r ) * } } ; ( $ iter : expr , $ var : ident $ ( $ r : tt ) * ) => { input_inner ! { $ iter , $ var : usize $ ( $ r ) * } } ; }
macro_rules ! read_value { ( $ iter : expr , ( $ ( $ t : tt ) ,* ) ) => { ( $ ( read_value ! ( $ iter , $ t ) ) ,* ) } ; ( $ iter : expr , [ $ t : tt ; $ len : expr ] ) => { ( 0 ..$ len ) . map ( | _ | read_value ! ( $ iter , $ t ) ) . collect ::< Vec < _ >> ( ) } ; ( $ iter : expr , { chars : $ base : expr } ) => { read_value ! ( $ iter , String ) . chars ( ) . map ( | c | ( c as u8 - $ base as u8 ) as usize ) . collect ::< Vec < usize >> ( ) } ; ( $ iter : expr , { char : $ base : expr } ) => { read_value ! ( $ iter , { chars : $ base } ) [ 0 ] } ; ( $ iter : expr , chars ) => { read_value ! ( $ iter , String ) . chars ( ) . collect ::< Vec < char >> ( ) } ; ( $ iter : expr , char ) => { read_value ! ( $ iter , chars ) [ 0 ] } ; ( $ iter : expr , usize1 ) => { read_value ! ( $ iter , usize ) - 1 } ; ( $ iter : expr , $ t : ty ) => { $ iter . next ( ) . unwrap ( ) . parse ::<$ t > ( ) . unwrap ( ) } ; }
pub trait Bisect: Copy {
    fn halve(self, other: Self) -> Self;
    fn section_end(self, other: Self) -> bool;
}
impl Bisect for usize {
    fn halve(self, other: Self) -> Self {
        if self > other {
            other + (self - other) / 2
        } else {
            self + (other - self) / 2
        }
    }
    fn section_end(self, other: Self) -> bool {
        (if self > other {
            self - other
        } else {
            other - self
        }) <= 1
    }
}
impl Bisect for i64 {
    fn halve(self, other: Self) -> Self {
        (self + other) / 2
    }
    fn section_end(self, other: Self) -> bool {
        (self - other).abs() <= 1
    }
}
impl Bisect for f64 {
    fn halve(self, other: Self) -> Self {
        (self + other) / 2.
    }
    fn section_end(self, other: Self) -> bool {
        (self - other).abs() <= 1e-8
    }
}
pub fn binary_search<T: Bisect, F: Fn(T) -> bool>(f: F, ok: T, err: T) -> T {
    let mut ok = ok;
    let mut err = err;
    while !ok.section_end(err) {
        let m = ok.halve(err);
        if f(m) {
            ok = m;
        } else {
            err = m;
        }
    }
    ok
}
fn main() {
    input! { n, q, a: [usize; n], querys: [usize; q] };
    let mut b = a.clone();
    let mut c = a.clone();
    for i in 0..n - 1 {
        b[i + 1] += b[i];
    }
    for i in 0..n - 2 {
        c[i + 2] += c[i];
    }
    let mut d = vec![0];
    let mut e = vec![b[n - 1] - b[n / 2 - 1]];
    for m in (1..(n - 1) / 2 + 1).rev() {
        let a1 = a[n - m - m - 1];
        // let a2 = a[n - m - m + 1];
        let a3 = a[n - m - 1];
        // let a4 = a[n - m + 1];
        d.push(a1 + a3);
        let x = *e.last().unwrap();
        e.push(x + a1 - a3);
    }
    for &x in &querys {
        let i = binary_search(|i| d[i] < x * 2, 0, d.len());
        println!("{}", e[i]);
    }
}


Measured memory_bytes: 13948